| Prefix 1-925-200 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-201 | County Santa Clara | City San Jose | Carrier Mpower Communications Corp - Ca |
| Prefix 1-925-202 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-203 | County Alameda | City Fremont | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-204 | County Alameda | City Oakland | Carrier T-mobile Usa, Inc. |
| Prefix 1-925-205 | County San Francisco | City San Francisco | Carrier American Messaging Services, Llc |
| Prefix 1-925-206 | County Alameda | City Oakland | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-207 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-208 | County Alameda | City Oakland | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-209 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-210 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-212 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-213 | County Alameda | City Oakland | Carrier Usa Mobility Wireless, Inc. |
| Prefix 1-925-214 | County Alameda | City Oakland | Carrier Peerless Network Of California, Llc - Ca |
| Prefix 1-925-215 | County Santa Clara | City San Jose | Carrier Broadwing Communications, Llc - Ca |
| Prefix 1-925-216 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-217 | County Santa Clara | City San Jose | Carrier Broadwing Communications, Llc - Ca |
| Prefix 1-925-218 | County Santa Clara | City San Jose | Carrier Broadwing Communications, Llc - Ca |
| Prefix 1-925-219 | County Santa Clara | City San Jose | Carrier Broadwing Communications, Llc - Ca |
| Prefix 1-925-220 | County San Francisco | City San Francisco | Carrier American Messaging Services, Llc |
| Prefix 1-925-221 | County San Francisco | City San Francisco | Carrier 33 Wireless Inc. |
| Prefix 1-925-222 | County San Francisco | City San Francisco | Carrier Cf Communications, Llc Dba Telekenex - Ca |
| Prefix 1-925-223 | County Alameda | City Hayward | Carrier Mcimetro Access Transmission Services Llc |
| Prefix 1-925-224 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-225 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-226 | County Alameda | City Fremont | Carrier Xo California, Inc. |
| Prefix 1-925-227 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-228 | County Contra Costa | City Martinez | Carrier Pacific Bell |
| Prefix 1-925-229 | County Contra Costa | City Martinez | Carrier Pacific Bell |
| Prefix 1-925-230 | County Santa Clara | City San Jose | Carrier Level 3 Communications, Llc - Ca |
| Prefix 1-925-231 | County San Francisco | City San Francisco | Carrier Level 3 Communications, Llc - Ca |
| Prefix 1-925-232 | County San Francisco | City San Francisco | Carrier Level 3 Communications, Llc - Ca |
| Prefix 1-925-233 | County San Francisco | City San Francisco | Carrier Level 3 Communications, Llc - Ca |
| Prefix 1-925-234 | County Contra Costa | City Concord | Carrier Level 3 Communications, Llc - Ca |
| Prefix 1-925-235 | County San Francisco | City San Francisco | Carrier Level 3 Communications, Llc - Ca |
| Prefix 1-925-236 | County Santa Clara | City San Jose | Carrier Broadwing Communications, Llc - Ca |
| Prefix 1-925-237 | County Alameda | City Fremont | Carrier Xo California, Inc. |
| Prefix 1-925-238 | County Alameda | City Oakland | Carrier Comcast Phone Of California, Llc - Ca |
| Prefix 1-925-239 | County Santa Clara | City San Jose | Carrier Peerless Network Of California, Llc - Ca |
| Prefix 1-925-240 | County Contra Costa | City Brentwood | Carrier Pacific Bell |
| Prefix 1-925-241 | County Alameda | City Hayward | Carrier Mcimetro Access Transmission Services Llc |
| Prefix 1-925-242 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-243 | County Alameda | City Livermore | Carrier Pacific Bell |
| Prefix 1-925-244 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-245 | County Alameda | City Livermore | Carrier Pacific Bell |
| Prefix 1-925-246 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-247 | County Contra Costa | City Moraga | Carrier Pacific Bell |
| Prefix 1-925-248 | County Contra Costa | City Danville | Carrier Pacific Bell |
| Prefix 1-925-249 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-250 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-251 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-252 | County Contra Costa | City Pittsburg | Carrier Pacific Bell |
| Prefix 1-925-253 | County Contra Costa | City Orinda | Carrier Pacific Bell |
| Prefix 1-925-254 | County Contra Costa | City Orinda | Carrier Pacific Bell |
| Prefix 1-925-255 | County San Francisco | City San Francisco | Carrier Mci Worldcom Communications, Inc., Ca |
| Prefix 1-925-256 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-257 | County San Francisco | City San Francisco | Carrier Mcimetro Access Transmission Services Llc |
| Prefix 1-925-258 | County Contra Costa | City Orinda | Carrier Pacific Bell |
| Prefix 1-925-259 | County Alameda | City Fremont | Carrier Xo California, Inc. |
| Prefix 1-925-260 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-261 | County Contra Costa | City Pittsburg | Carrier Pacific Bell |
| Prefix 1-925-262 | County Alameda | City Oakland | Carrier Global Crossing Local Services, Inc.-ca |
| Prefix 1-925-263 | County Alameda | City Oakland | Carrier Global Crossing Local Services, Inc.-ca |
| Prefix 1-925-264 | County Alameda | City Oakland | Carrier Global Crossing Local Services, Inc.-ca |
| Prefix 1-925-265 | County Alameda | City Oakland | Carrier Global Crossing Local Services, Inc.-ca |
| Prefix 1-925-266 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-267 | County Alameda | City Oakland | Carrier Xo California, Inc. |
| Prefix 1-925-268 | County San Francisco | City San Francisco | Carrier Xo California, Inc. |
| Prefix 1-925-269 | County Alameda | City Fremont | Carrier Xo California, Inc. |
| Prefix 1-925-270 | County Alameda | City Pleasanton | Carrier Broadwing Communications, Llc - Ca |
| Prefix 1-925-271 | County San Francisco | City San Francisco | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-272 | County San Francisco | City San Francisco | Carrier Level 3 Communications, Llc - Ca |
| Prefix 1-925-273 | County Alameda | City Fremont | Carrier Xo California, Inc. |
| Prefix 1-925-274 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-275 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-276 | County Alameda | City Fremont | Carrier Xo California, Inc. |
| Prefix 1-925-277 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-278 | County Alameda | City Oakland | Carrier Comcast Phone Of California, Llc - Ca |
| Prefix 1-925-279 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-280 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-281 | County San Francisco | City San Francisco | Carrier Neutral Tandem-california, Llc - Ca |
| Prefix 1-925-282 | County Alameda | City Hayward | Carrier Mcimetro Access Transmission Services Llc |
| Prefix 1-925-283 | County Contra Costa | City Lafayette | Carrier Pacific Bell |
| Prefix 1-925-284 | County Contra Costa | City Lafayette | Carrier Pacific Bell |
| Prefix 1-925-285 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-286 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-287 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-288 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-289 | County San Francisco | City San Francisco | Carrier Ymax Communications Corp. - Ca |
| Prefix 1-925-290 | County Alameda | City Fremont | Carrier Xo California, Inc. |
| Prefix 1-925-291 | County Alameda | City Oakland | Carrier Xo California, Inc. |
| Prefix 1-925-292 | County Alameda | City Oakland | Carrier Comcast Phone Of California, Llc - Ca |
| Prefix 1-925-293 | County San Francisco | City San Francisco | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-294 | County Alameda | City Livermore | Carrier Pacific Bell |
| Prefix 1-925-295 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-296 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-297 | County Alameda | City Fremont | Carrier Xo California, Inc. |
| Prefix 1-925-298 | County Alameda | City Hayward | Carrier Mci Worldcom Communications, Inc., Ca |
| Prefix 1-925-299 | County Contra Costa | City Lafayette | Carrier Pacific Bell |
| Prefix 1-925-300 | County San Francisco | City San Francisco | Carrier O1 Communications, Inc. - Ca |
| Prefix 1-925-301 | County San Francisco | City San Francisco | Carrier O1 Communications, Inc. - Ca |
| Prefix 1-925-302 | County San Francisco | City San Francisco | Carrier Level 3 Telecom Of California, Lp - Ca |
| Prefix 1-925-303 | County Alameda | City Pleasanton | Carrier Level 3 Telecom Of California, Lp - Ca |
| Prefix 1-925-304 | County San Francisco | City San Francisco | Carrier Level 3 Communications, Llc - Ca |
| Prefix 1-925-305 | County Alameda | City Oakland | Carrier Level 3 Telecom Of California, Lp - Ca |
| Prefix 1-925-306 | County Sonoma | City Santa Rosa | Carrier Sonic Telecom, Llc - Ca |
| Prefix 1-925-307 | County San Francisco | City San Francisco | Carrier Level 3 Telecom Of California, Lp - Ca |
| Prefix 1-925-308 | County San Francisco | City San Francisco | Carrier Level 3 Telecom Of California, Lp - Ca |
| Prefix 1-925-309 | County San Francisco | City San Francisco | Carrier Level 3 Telecom Of California, Lp - Ca |
| Prefix 1-925-310 | County San Francisco | City San Francisco | Carrier Level 3 Telecom Of California, Lp - Ca |
| Prefix 1-925-312 | County Alameda | City Oakland | Carrier Usa Mobility Wireless, Inc. |
| Prefix 1-925-313 | County Contra Costa | City Martinez | Carrier Pacific Bell |
| Prefix 1-925-314 | County Contra Costa | City Danville | Carrier Pacific Bell |
| Prefix 1-925-315 | County San Francisco | City San Francisco | Carrier Level 3 Telecom Of California, Lp - Ca |
| Prefix 1-925-316 | County Alameda | City Oakland | Carrier Level 3 Communications, Llc - Ca |
| Prefix 1-925-317 | County San Francisco | City San Francisco | Carrier O1 Communications, Inc. - Ca |
| Prefix 1-925-318 | County San Francisco | City San Francisco | Carrier Level 3 Telecom Of California, Lp - Ca |
| Prefix 1-925-319 | County San Francisco | City San Francisco | Carrier T-mobile Usa, Inc. |
| Prefix 1-925-320 | County Alameda | City Fremont | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-321 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-322 | County San Francisco | City San Francisco | Carrier Bandwidth.com Clec, Llc - Ca |
| Prefix 1-925-323 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-324 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-325 | County Alameda | City Oakland | Carrier T-mobile Usa, Inc. |
| Prefix 1-925-326 | County San Francisco | City San Francisco | Carrier Level 3 Communications, Llc - Ca |
| Prefix 1-925-327 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-328 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-329 | County Alameda | City Oakland | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-330 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-331 | County Santa Clara | City San Jose | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-332 | County Santa Clara | City San Jose | Carrier Peerless Network Of California, Llc - Ca |
| Prefix 1-925-333 | County San Francisco | City San Francisco | Carrier American Messaging Services, Llc |
| Prefix 1-925-334 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-335 | County Contra Costa | City Martinez | Carrier Pacific Bell |
| Prefix 1-925-336 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-337 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-338 | County San Francisco | City San Francisco | Carrier Bandwidth.com Clec, Llc - Ca |
| Prefix 1-925-339 | County Alameda | City Oakland | Carrier Metro Pcs, Inc. |
| Prefix 1-925-340 | County Alameda | City Oakland | Carrier Usa Mobility Wireless, Inc. |
| Prefix 1-925-341 | County Alameda | City Oakland | Carrier American Messaging Services, Llc |
| Prefix 1-925-342 | County San Francisco | City San Francisco | Carrier American Messaging Services, Llc |
| Prefix 1-925-343 | County San Francisco | City San Francisco | Carrier American Messaging Services, Llc |
| Prefix 1-925-344 | County San Francisco | City San Francisco | Carrier Mpower Communications Corp - Ca |
| Prefix 1-925-345 | County San Francisco | City San Francisco | Carrier American Messaging Services, Llc |
| Prefix 1-925-346 | County San Francisco | City San Francisco | Carrier American Messaging Services, Llc |
| Prefix 1-925-347 | County San Francisco | City San Francisco | Carrier American Messaging Services, Llc |
| Prefix 1-925-348 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-349 | County San Francisco | City San Francisco | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-350 | County San Francisco | City San Francisco | Carrier Comcast Phone Of California, Llc - Ca |
| Prefix 1-925-351 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-352 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-353 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-354 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-355 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-356 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-357 | County San Francisco | City San Francisco | Carrier Level 3 Communications, Llc - Ca |
| Prefix 1-925-358 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-359 | County Alameda | City Hayward | Carrier Mcimetro Access Transmission Services Llc |
| Prefix 1-925-360 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-361 | County Alameda | City Oakland | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-362 | County Contra Costa | City Danville | Carrier Pacific Bell |
| Prefix 1-925-363 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-364 | County Alameda | City Hayward | Carrier Mci Worldcom Communications, Inc., Ca |
| Prefix 1-925-365 | County San Francisco | City San Francisco | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-366 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-367 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-368 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-369 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-370 | County Contra Costa | City Martinez | Carrier Pacific Bell |
| Prefix 1-925-371 | County Alameda | City Livermore | Carrier Pacific Bell |
| Prefix 1-925-372 | County Contra Costa | City Martinez | Carrier Pacific Bell |
| Prefix 1-925-373 | County Alameda | City Livermore | Carrier Pacific Bell |
| Prefix 1-925-374 | County | City | Carrier Allegiance Telecom, Inc. - Ca |
| Prefix 1-925-375 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-376 | County Contra Costa | City Moraga | Carrier Pacific Bell |
| Prefix 1-925-377 | County Contra Costa | City Moraga | Carrier Pacific Bell |
| Prefix 1-925-378 | County San Francisco | City San Francisco | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-379 | County Alameda | City Oakland | Carrier Level 3 Telecom Of California, Lp - Ca |
| Prefix 1-925-380 | County Santa Clara | City San Jose | Carrier Level 3 Communications, Llc - Ca |
| Prefix 1-925-381 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-382 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-383 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-384 | County Alameda | City Oakland | Carrier At&t Corp. |
| Prefix 1-925-385 | County San Francisco | City San Francisco | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-386 | County Alameda | City Oakland | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-387 | County San Francisco | City San Francisco | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-388 | County San Francisco | City San Francisco | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-389 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-390 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-391 | County San Francisco | City San Francisco | Carrier Level 3 Communications, Llc - Ca |
| Prefix 1-925-392 | County San Francisco | City San Francisco | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-393 | County Alameda | City Pleasanton | Carrier Neutral Tandem-california, Llc - Ca |
| Prefix 1-925-394 | County Alameda | City Oakland | Carrier Global Crossing Local Services, Inc.-ca |
| Prefix 1-925-395 | County Alameda | City Oakland | Carrier At&t Local |
| Prefix 1-925-396 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-397 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-398 | County San Francisco | City San Francisco | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-399 | County Santa Clara | City San Jose | Carrier Comcast Phone Of California, Llc - Ca |
| Prefix 1-925-400 | County San Francisco | City San Francisco | Carrier O1 Communications, Inc. - Ca |
| Prefix 1-925-401 | County | City | Carrier Allegiance Telecom, Inc. - Ca |
| Prefix 1-925-402 | County | City | Carrier Allegiance Telecom, Inc. - Ca |
| Prefix 1-925-403 | County | City | Carrier Allegiance Telecom, Inc. - Ca |
| Prefix 1-925-404 | County | City | Carrier Allegiance Telecom, Inc. - Ca |
| Prefix 1-925-405 | County | City | Carrier Allegiance Telecom, Inc. - Ca |
| Prefix 1-925-406 | County | City | Carrier Allegiance Telecom, Inc. - Ca |
| Prefix 1-925-407 | County | City | Carrier Allegiance Telecom, Inc. - Ca |
| Prefix 1-925-408 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-409 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-410 | County Alameda | City Oakland | Carrier American Messaging Services, Llc |
| Prefix 1-925-413 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-415 | County Santa Clara | City San Jose | Carrier Broadwing Communications, Llc - Ca |
| Prefix 1-925-416 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-417 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-418 | County Santa Clara | City San Jose | Carrier Broadwing Communications, Llc - Ca |
| Prefix 1-925-419 | County San Francisco | City San Francisco | Carrier American Messaging Services, Llc |
| Prefix 1-925-420 | County San Francisco | City San Francisco | Carrier O1 Communications, Inc. - Ca |
| Prefix 1-925-421 | County San Francisco | City San Francisco | Carrier Bandwidth.com Clec, Llc - Ca |
| Prefix 1-925-422 | County Alameda | City Livermore | Carrier Pacific Bell |
| Prefix 1-925-423 | County Alameda | City Livermore | Carrier Pacific Bell |
| Prefix 1-925-424 | County Alameda | City Livermore | Carrier Pacific Bell |
| Prefix 1-925-425 | County Alameda | City Oakland | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-426 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-427 | County Contra Costa | City Pittsburg | Carrier Pacific Bell |
| Prefix 1-925-428 | County Alameda | City Oakland | Carrier T-mobile Usa, Inc. |
| Prefix 1-925-429 | County Santa Clara | City San Jose | Carrier Broadwing Communications, Llc - Ca |
| Prefix 1-925-431 | County Contra Costa | City Pittsburg | Carrier Pacific Bell |
| Prefix 1-925-432 | County Contra Costa | City Pittsburg | Carrier Pacific Bell |
| Prefix 1-925-433 | County San Francisco | City San Francisco | Carrier Comcast Phone Of California, Llc - Ca |
| Prefix 1-925-434 | County Alameda | City Oakland | Carrier Peerless Network Of California, Llc - Ca |
| Prefix 1-925-435 | County Alameda | City Oakland | Carrier T-mobile Usa, Inc. |
| Prefix 1-925-436 | County Alameda | City Oakland | Carrier T-mobile Usa, Inc. |
| Prefix 1-925-437 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-438 | County Santa Clara | City San Jose | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-439 | County Contra Costa | City Pittsburg | Carrier Pacific Bell |
| Prefix 1-925-443 | County Alameda | City Livermore | Carrier Pacific Bell |
| Prefix 1-925-444 | County Santa Clara | City San Jose | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-446 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-447 | County Alameda | City Livermore | Carrier Pacific Bell |
| Prefix 1-925-448 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-449 | County Alameda | City Livermore | Carrier Pacific Bell |
| Prefix 1-925-451 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-452 | County Santa Clara | City San Jose | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-453 | County Alameda | City Hayward | Carrier Mcimetro Access Transmission Services Llc |
| Prefix 1-925-454 | County Alameda | City Livermore | Carrier Pacific Bell |
| Prefix 1-925-455 | County Alameda | City Livermore | Carrier Pacific Bell |
| Prefix 1-925-456 | County Alameda | City Livermore | Carrier Pacific Bell |
| Prefix 1-925-457 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-458 | County Contra Costa | City Pittsburg | Carrier Pacific Bell |
| Prefix 1-925-459 | County Santa Clara | City San Jose | Carrier Broadwing Communications, Llc - Ca |
| Prefix 1-925-460 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-461 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-462 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-463 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-464 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-465 | County Santa Clara | City San Jose | Carrier Broadwing Communications, Llc - Ca |
| Prefix 1-925-467 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-468 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-469 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-470 | County Alameda | City Oakland | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-471 | County San Francisco | City San Francisco | Carrier Getgo Communications Llc - Ca |
| Prefix 1-925-472 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-473 | County Contra Costa | City Pittsburg | Carrier Pacific Bell |
| Prefix 1-925-474 | County Santa Clara | City San Jose | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-475 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-476 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-478 | County San Francisco | City San Francisco | Carrier Level 3 Communications, Llc - Ca |
| Prefix 1-925-479 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-480 | County Santa Clara | City San Jose | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-481 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-482 | County Santa Clara | City San Jose | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-483 | County Alameda | City Oakland | Carrier Comcast Phone Of California, Llc - Ca |
| Prefix 1-925-484 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-485 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-487 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-490 | County Contra Costa | City Concord | Carrier Bandwidth.com Clec, Llc - Ca |
| Prefix 1-925-493 | County Alameda | City Oakland | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-494 | County San Francisco | City San Francisco | Carrier Bandwidth.com Clec, Llc - Ca |
| Prefix 1-925-495 | County San Francisco | City San Francisco | Carrier Bandwidth.com Clec, Llc - Ca |
| Prefix 1-925-497 | County Alameda | City Oakland | Carrier Metro Pcs, Inc. |
| Prefix 1-925-498 | County Santa Clara | City San Jose | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-500 | County San Francisco | City San Francisco | Carrier O1 Communications, Inc. - Ca |
| Prefix 1-925-503 | County Alameda | City Pleasanton | Carrier T-mobile Usa, Inc. |
| Prefix 1-925-509 | County San Francisco | City San Francisco | Carrier Usa Mobility Wireless, Inc. |
| Prefix 1-925-513 | County Contra Costa | City Brentwood | Carrier Pacific Bell |
| Prefix 1-925-516 | County Contra Costa | City Brentwood | Carrier Pacific Bell |
| Prefix 1-925-517 | County San Francisco | City San Francisco | Carrier O1 Communications, Inc. - Ca |
| Prefix 1-925-518 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-519 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-520 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-521 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-522 | County Contra Costa | City Antioch | Carrier Pacific Bell |
| Prefix 1-925-523 | County San Francisco | City San Francisco | Carrier Pacific Bell |
| Prefix 1-925-524 | County Alameda | City Hayward | Carrier Pacific Bell |
| Prefix 1-925-525 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-526 | County Santa Clara | City San Jose | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-527 | County San Francisco | City San Francisco | Carrier Utility Telecom Group, Llc - Ca |
| Prefix 1-925-528 | County San Francisco | City San Francisco | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-529 | County San Francisco | City San Francisco | Carrier Cf Communications, Llc Dba Telekenex - Ca |
| Prefix 1-925-532 | County Alameda | City Pleasanton | Carrier Telnyx Llc |
| Prefix 1-925-535 | County Santa Clara | City San Jose | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-536 | County Alameda | City Pleasanton | Carrier Telnyx Llc |
| Prefix 1-925-543 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-548 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-549 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-550 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-551 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-552 | County Contra Costa | City Danville | Carrier Pacific Bell |
| Prefix 1-925-553 | County Alameda | City Fremont | Carrier Xo California, Inc. |
| Prefix 1-925-555 | County | City | Carrier Pacific Bell |
| Prefix 1-925-556 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-557 | County Alameda | City Pleasanton | Carrier Mci Worldcom Communications, Inc., Ca |
| Prefix 1-925-558 | County Alameda | City Fremont | Carrier Xo California, Inc. |
| Prefix 1-925-560 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-565 | County Alameda | City Oakland | Carrier Metro Pcs, Inc. |
| Prefix 1-925-566 | County San Francisco | City San Francisco | Carrier At&t Local |
| Prefix 1-925-567 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-568 | County San Francisco | City San Francisco | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-570 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-571 | County San Francisco | City San Francisco | Carrier North County Communications Corp. - Ca |
| Prefix 1-925-572 | County San Francisco | City San Francisco | Carrier North County Communications Corp. - Ca |
| Prefix 1-925-573 | County San Francisco | City San Francisco | Carrier North County Communications Corp. - Ca |
| Prefix 1-925-574 | County San Francisco | City San Francisco | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-575 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-577 | County Alameda | City Oakland | Carrier T-mobile Usa, Inc. |
| Prefix 1-925-579 | County | City | Carrier Allegiance Telecom, Inc. - Ca |
| Prefix 1-925-580 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-583 | County Santa Clara | City San Jose | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-584 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-585 | County Alameda | City Oakland | Carrier American Messaging Services, Llc |
| Prefix 1-925-586 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-587 | County San Francisco | City San Francisco | Carrier Mpower Communications Corp - Ca |
| Prefix 1-925-588 | County Alameda | City Pleasanton | Carrier Mpower Communications Corp - Ca |
| Prefix 1-925-592 | County Santa Clara | City San Jose | Carrier Mpower Communications Corp - Ca |
| Prefix 1-925-594 | County Alameda | City Oakland | Carrier Metro Pcs, Inc. |
| Prefix 1-925-595 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-596 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-597 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-598 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-600 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-602 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-603 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-605 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-606 | County Alameda | City Livermore | Carrier Pacific Bell |
| Prefix 1-925-608 | County Alameda | City Oakland | Carrier Broadwing Communications, Llc - Ca |
| Prefix 1-925-609 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-621 | County Marin | City San Rafael | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-623 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-625 | County Contra Costa | City Oakley | Carrier Pacific Bell |
| Prefix 1-925-626 | County Alameda | City Oakland | Carrier Mcimetro Access Transmission Services Llc |
| Prefix 1-925-627 | County Marin | City San Rafael | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-628 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-631 | County Contra Costa | City Moraga | Carrier Pacific Bell |
| Prefix 1-925-634 | County Contra Costa | City Brentwood | Carrier Pacific Bell |
| Prefix 1-925-635 | County San Francisco | City San Francisco | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-639 | County Alameda | City Oakland | Carrier T-mobile Usa, Inc. |
| Prefix 1-925-640 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-642 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-643 | County Santa Clara | City San Jose | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-646 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-648 | County Contra Costa | City Danville | Carrier Pacific Bell |
| Prefix 1-925-658 | County Alameda | City Oakland | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-659 | County Alameda | City Oakland | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-660 | County Alameda | City Oakland | Carrier Level 3 Telecom Of California, Lp - Ca |
| Prefix 1-925-663 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-664 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-665 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-666 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-667 | County Alameda | City Pleasanton | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-671 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-672 | County Contra Costa | City Clayton | Carrier Pacific Bell |
| Prefix 1-925-673 | County Contra Costa | City Clayton | Carrier Pacific Bell |
| Prefix 1-925-674 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-675 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-676 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-677 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-678 | County Santa Clara | City San Jose | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-679 | County Contra Costa | City Oakley | Carrier Pacific Bell |
| Prefix 1-925-680 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-681 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-682 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-683 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-684 | County Contra Costa | City Bethel Island | Carrier Pacific Bell |
| Prefix 1-925-685 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-686 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-687 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-688 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-689 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-690 | County San Francisco | City San Francisco | Carrier Mcimetro Access Transmission Services Llc |
| Prefix 1-925-691 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-692 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-693 | County San Francisco | City San Francisco | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-694 | County Alameda | City Hayward | Carrier Mcimetro Access Transmission Services Llc |
| Prefix 1-925-695 | County Santa Clara | City San Jose | Carrier Mpower Communications Corp - Ca |
| Prefix 1-925-698 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-699 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-701 | County Alameda | City Oakland | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-705 | County Alameda | City Oakland | Carrier Metro Pcs, Inc. |
| Prefix 1-925-706 | County Contra Costa | City Antioch | Carrier Pacific Bell |
| Prefix 1-925-708 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-709 | County Contra Costa | City Pittsburg | Carrier Pacific Bell |
| Prefix 1-925-718 | County San Francisco | City San Francisco | Carrier O1 Communications, Inc. - Ca |
| Prefix 1-925-719 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-723 | County Santa Clara | City San Jose | Carrier Mpower Communications Corp - Ca |
| Prefix 1-925-724 | County Santa Clara | City San Jose | Carrier Mpower Communications Corp - Ca |
| Prefix 1-925-725 | County Santa Clara | City San Jose | Carrier Mpower Communications Corp - Ca |
| Prefix 1-925-726 | County Alameda | City Oakland | Carrier Mpower Communications Corp - Ca |
| Prefix 1-925-727 | County Alameda | City Oakland | Carrier Mpower Communications Corp - Ca |
| Prefix 1-925-730 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-732 | County San Francisco | City San Francisco | Carrier Cf Communications, Llc Dba Telekenex - Ca |
| Prefix 1-925-734 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-735 | County Contra Costa | City Danville | Carrier Pacific Bell |
| Prefix 1-925-736 | County Contra Costa | City Danville | Carrier Pacific Bell |
| Prefix 1-925-737 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-738 | County Alameda | City Hayward | Carrier Mcimetro Access Transmission Services Llc |
| Prefix 1-925-742 | County San Francisco | City San Francisco | Carrier American Messaging Services, Llc |
| Prefix 1-925-743 | County Contra Costa | City Danville | Carrier Pacific Bell |
| Prefix 1-925-746 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-750 | County Alameda | City Hayward | Carrier Mcimetro Access Transmission Services Llc |
| Prefix 1-925-752 | County Alameda | City Oakland | Carrier Mcimetro Access Transmission Services Llc |
| Prefix 1-925-753 | County Contra Costa | City Antioch | Carrier Pacific Bell |
| Prefix 1-925-754 | County Contra Costa | City Antioch | Carrier Pacific Bell |
| Prefix 1-925-755 | County Contra Costa | City Antioch | Carrier Pacific Bell |
| Prefix 1-925-756 | County Contra Costa | City Antioch | Carrier Pacific Bell |
| Prefix 1-925-757 | County Contra Costa | City Antioch | Carrier Pacific Bell |
| Prefix 1-925-759 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-762 | County Alameda | City Oakland | Carrier Pacific Bell |
| Prefix 1-925-765 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-766 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-768 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-771 | County Marin | City San Rafael | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-775 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-776 | County Contra Costa | City Antioch | Carrier Pacific Bell |
| Prefix 1-925-777 | County Contra Costa | City Antioch | Carrier Pacific Bell |
| Prefix 1-925-778 | County Contra Costa | City Antioch | Carrier Pacific Bell |
| Prefix 1-925-779 | County Contra Costa | City Antioch | Carrier Pacific Bell |
| Prefix 1-925-783 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-784 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-785 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-786 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-787 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-788 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-789 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-790 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-791 | County Alameda | City Oakland | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-794 | County San Francisco | City San Francisco | Carrier O1 Communications, Inc. - Ca |
| Prefix 1-925-798 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-800 | County San Francisco | City San Francisco | Carrier O1 Communications, Inc. - Ca |
| Prefix 1-925-803 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-804 | County San Francisco | City San Francisco | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-806 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-807 | County Alameda | City Fremont | Carrier Xo California, Inc. |
| Prefix 1-925-808 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-809 | County Santa Clara | City San Jose | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-812 | County Alameda | City Oakland | Carrier Metro Pcs, Inc. |
| Prefix 1-925-813 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-815 | County Contra Costa | City Danville | Carrier Pacific Bell |
| Prefix 1-925-817 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-818 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-819 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-820 | County Contra Costa | City Danville | Carrier Pacific Bell |
| Prefix 1-925-822 | County Alameda | City Pleasanton | Carrier Mcimetro Access Transmission Services Llc |
| Prefix 1-925-823 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-824 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-825 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-826 | County Alameda | City Oakland | Carrier Mci Worldcom Communications, Inc., Ca |
| Prefix 1-925-827 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-828 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-829 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-830 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-831 | County Contra Costa | City Danville | Carrier Pacific Bell |
| Prefix 1-925-833 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-835 | County Alameda | City Fremont | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-837 | County Contra Costa | City Danville | Carrier Pacific Bell |
| Prefix 1-925-838 | County Contra Costa | City Danville | Carrier Pacific Bell |
| Prefix 1-925-839 | County Santa Clara | City San Jose | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-842 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-843 | County Alameda | City Oakland | Carrier Level 3 Telecom Of California, Lp - Ca |
| Prefix 1-925-844 | County San Francisco | City San Francisco | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-846 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-847 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-848 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-849 | County Santa Clara | City San Jose | Carrier U.s. Telepacific Corp. - Ca |
| Prefix 1-925-852 | County Alameda | City Oakland | Carrier Xo California, Inc. |
| Prefix 1-925-854 | County Alameda | City Hayward | Carrier Mci Worldcom Communications, Inc., Ca |
| Prefix 1-925-855 | County Contra Costa | City Danville | Carrier Pacific Bell |
| Prefix 1-925-856 | County Contra Costa | City Concord | Carrier Mcimetro Access Transmission Services Llc |
| Prefix 1-925-858 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-860 | County San Francisco | City San Francisco | Carrier Xo California, Inc. |
| Prefix 1-925-862 | County Alameda | City Sunol | Carrier Pacific Bell |
| Prefix 1-925-864 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-866 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-867 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-871 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-872 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-875 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-876 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-878 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-884 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-885 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-886 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-887 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-888 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-889 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-890 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-891 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-892 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-895 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-899 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-900 | County San Francisco | City San Francisco | Carrier O1 Communications, Inc. - Ca |
| Prefix 1-925-901 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-904 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-905 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-906 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-913 | County Alameda | City Fremont | Carrier T-mobile Usa, Inc. |
| Prefix 1-925-914 | County Alameda | City Oakland | Carrier T-mobile Usa, Inc. |
| Prefix 1-925-915 | County Alameda | City Oakland | Carrier T-mobile Usa, Inc. |
| Prefix 1-925-917 | County Alameda | City Oakland | Carrier T-mobile Usa, Inc. |
| Prefix 1-925-918 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-920 | County Alameda | City Oakland | Carrier Usa Mobility Wireless, Inc. |
| Prefix 1-925-922 | County Alameda | City Oakland | Carrier T-mobile Usa, Inc. |
| Prefix 1-925-924 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-926 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-927 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-930 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-931 | County Alameda | City Pleasanton | Carrier Pacific Bell |
| Prefix 1-925-932 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-933 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-934 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-935 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-937 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-938 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-939 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-940 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-941 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-942 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-943 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-944 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-945 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-946 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-947 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-948 | County Alameda | City Hayward | Carrier Mci Worldcom Communications, Inc., Ca |
| Prefix 1-925-949 | County San Francisco | City San Francisco | Carrier Teleport Communications Group - San Francisco |
| Prefix 1-925-951 | County Alameda | City Hayward | Carrier Mcimetro Access Transmission Services Llc |
| Prefix 1-925-952 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-953 | County Alameda | City Oakland | Carrier Level 3 Telecom Of California, Lp - Ca |
| Prefix 1-925-954 | County Santa Clara | City San Jose | Carrier Mpower Communications Corp - Ca |
| Prefix 1-925-955 | County Alameda | City Oakland | Carrier Matrix Telecom, Llc. Sii Tnci - Ca |
| Prefix 1-925-956 | County Alameda | City Fremont | Carrier Xo California, Inc. |
| Prefix 1-925-957 | County Contra Costa | City Martinez | Carrier Pacific Bell |
| Prefix 1-925-960 | County Alameda | City Livermore | Carrier Pacific Bell |
| Prefix 1-925-961 | County Alameda | City Livermore | Carrier Pacific Bell |
| Prefix 1-925-962 | County Contra Costa | City Lafayette | Carrier Pacific Bell |
| Prefix 1-925-963 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-964 | County Contra Costa | City Danville | Carrier Pacific Bell |
| Prefix 1-925-965 | County Alameda | City Oakland | Carrier At&t Local |
| Prefix 1-925-967 | County San Francisco | City San Francisco | Carrier Pacific Bell |
| Prefix 1-925-968 | County Contra Costa | City Danville | Carrier Pacific Bell |
| Prefix 1-925-969 | County Contra Costa | City Concord | Carrier Pacific Bell |
| Prefix 1-925-973 | County Contra Costa | City San Ramon | Carrier Pacific Bell |
| Prefix 1-925-974 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-975 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-977 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-978 | County Contra Costa | City Antioch | Carrier Pacific Bell |
| Prefix 1-925-979 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-980 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-983 | County Alameda | City Hayward | Carrier Mci Worldcom Communications, Inc., Ca |
| Prefix 1-925-984 | County Alameda | City Oakland | Carrier Sprint Spectrum L.p. |
| Prefix 1-925-988 | County Contra Costa | City Walnut Creek | Carrier Pacific Bell |
| Prefix 1-925-989 | County Alameda | City Pleasanton | Carrier Cellco Partnership Dba Verizon Wireless - Ca |
| Prefix 1-925-990 | County San Francisco | City San Francisco | Carrier Utility Telecom Group, Llc - Ca |
| Prefix 1-925-993 | County San Francisco | City San Francisco | Carrier O1 Communications, Inc. - Ca |
| Prefix 1-925-997 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-998 | County Contra Costa | City Concord | Carrier New Cingular Wireless Pcs, Llc |
| Prefix 1-925-999 | County San Francisco | City San Francisco | Carrier O1 Communications, Inc. - Ca |