Area Code 303 phone numbers
State: Colorado
- In service since: 1947
- Landlines: 615
- Wireless prefixes: 169
- Carriers: 37
- Counties: 14
- ZIP codes: 67
- Major cities: Denver, Englewood, Aurora, Westminster, Boulder
Area Code 303 has 784 prefixes
| Prefix | County | City | Carrier |
|---|---|---|---|
| 1-303-200 | Arapahoe | Aurora | Teleport Communications America, Llc - Co |
| Prefix | 1-303-200 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Teleport Communications America, Llc - Co | ||
| 1-303-201 | Denver | Denver | Usa Mobility Wireless, Inc. |
| Prefix | 1-303-201 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Usa Mobility Wireless, Inc. | ||
| 1-303-202 | Jefferson | Denver | Qwest Corporation |
| Prefix | 1-303-202 | ||
| Country | Jefferson | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-203 | Arapahoe | Englewood | American Messaging Services, Llc |
| Prefix | 1-303-203 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | American Messaging Services, Llc | ||
| 1-303-204 | Arapahoe | Englewood | Cellco Partnership Dba Verizon Wireless - Co |
| Prefix | 1-303-204 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Cellco Partnership Dba Verizon Wireless - Co | ||
| 1-303-205 | Jefferson | Denver | Qwest Corporation |
| Prefix | 1-303-205 | ||
| Country | Jefferson | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-206 | Denver | Denver | Usa Mobility Wireless, Inc. |
| Prefix | 1-303-206 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Usa Mobility Wireless, Inc. | ||
| 1-303-207 | Denver | Denver | Usa Mobility Wireless, Inc. |
| Prefix | 1-303-207 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Usa Mobility Wireless, Inc. | ||
| 1-303-208 | Denver | Denver | Usa Mobility Wireless, Inc. |
| Prefix | 1-303-208 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Usa Mobility Wireless, Inc. | ||
| 1-303-209 | Denver | Denver | Mcimetro Access Transmission Services Llc |
| Prefix | 1-303-209 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Mcimetro Access Transmission Services Llc | ||
| 1-303-210 | Arapahoe | Englewood | Sprint Spectrum L.p. |
| Prefix | 1-303-210 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Sprint Spectrum L.p. | ||
| 1-303-212 | Arapahoe | Englewood | Contact Paging Of Colorado, Inc. |
| Prefix | 1-303-212 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Contact Paging Of Colorado, Inc. | ||
| 1-303-213 | Denver | Denver | Usa Mobility Wireless, Inc. |
| Prefix | 1-303-213 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Usa Mobility Wireless, Inc. | ||
| 1-303-214 | Denver | Denver | Mcimetro Access Transmission Services Llc |
| Prefix | 1-303-214 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Mcimetro Access Transmission Services Llc | ||
| 1-303-215 | Jefferson | Golden | Qwest Corporation |
| Prefix | 1-303-215 | ||
| Country | Jefferson | ||
| City | Golden | ||
| Carrier | Qwest Corporation | ||
| 1-303-216 | Jefferson | Golden | Qwest Corporation |
| Prefix | 1-303-216 | ||
| Country | Jefferson | ||
| City | Golden | ||
| Carrier | Qwest Corporation | ||
| 1-303-217 | Denver | Denver | Mcimetro Access Transmission Services Llc |
| Prefix | 1-303-217 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Mcimetro Access Transmission Services Llc | ||
| 1-303-218 | Denver | Denver | Mcimetro Access Transmission Services Llc |
| Prefix | 1-303-218 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Mcimetro Access Transmission Services Llc | ||
| 1-303-219 | Denver | Denver | Mcimetro Access Transmission Services Llc |
| Prefix | 1-303-219 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Mcimetro Access Transmission Services Llc | ||
| 1-303-220 | Arapahoe | Englewood | Qwest Corporation |
| Prefix | 1-303-220 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Qwest Corporation | ||
| 1-303-221 | Arapahoe | Englewood | Qwest Corporation |
| Prefix | 1-303-221 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Qwest Corporation | ||
| 1-303-222 | Denver | Denver | Mcimetro Access Transmission Services Llc |
| Prefix | 1-303-222 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Mcimetro Access Transmission Services Llc | ||
| 1-303-223 | Denver | Denver | Global Crossing Local Services, Inc.-co |
| Prefix | 1-303-223 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Global Crossing Local Services, Inc.-co | ||
| 1-303-224 | Arapahoe | Englewood | Qwest Corporation |
| Prefix | 1-303-224 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Qwest Corporation | ||
| 1-303-225 | Denver | Denver | Global Crossing Local Services, Inc.-co |
| Prefix | 1-303-225 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Global Crossing Local Services, Inc.-co | ||
| 1-303-226 | Denver | Denver | Icg Telecom Group - Co |
| Prefix | 1-303-226 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Icg Telecom Group - Co | ||
| 1-303-227 | Adams | Commerce City | Qwest Corporation |
| Prefix | 1-303-227 | ||
| Country | Adams | ||
| City | Commerce City | ||
| Carrier | Qwest Corporation | ||
| 1-303-228 | Denver | Denver | Icg Telecom Group - Co |
| Prefix | 1-303-228 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Icg Telecom Group - Co | ||
| 1-303-229 | Arapahoe | Englewood | Cellco Partnership Dba Verizon Wireless - Co |
| Prefix | 1-303-229 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Cellco Partnership Dba Verizon Wireless - Co | ||
| 1-303-230 | Denver | Denver | Usa Mobility Wireless, Inc. |
| Prefix | 1-303-230 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Usa Mobility Wireless, Inc. | ||
| 1-303-231 | Jefferson | Denver | Qwest Corporation |
| Prefix | 1-303-231 | ||
| Country | Jefferson | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-232 | Jefferson | Denver | Qwest Corporation |
| Prefix | 1-303-232 | ||
| Country | Jefferson | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-233 | Jefferson | Denver | Qwest Corporation |
| Prefix | 1-303-233 | ||
| Country | Jefferson | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-234 | Jefferson | Denver | Qwest Corporation |
| Prefix | 1-303-234 | ||
| Country | Jefferson | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-235 | Jefferson | Denver | Qwest Corporation |
| Prefix | 1-303-235 | ||
| Country | Jefferson | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-236 | Jefferson | Denver | Qwest Corporation |
| Prefix | 1-303-236 | ||
| Country | Jefferson | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-237 | Jefferson | Denver | Qwest Corporation |
| Prefix | 1-303-237 | ||
| Country | Jefferson | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-238 | Jefferson | Denver | Qwest Corporation |
| Prefix | 1-303-238 | ||
| Country | Jefferson | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-239 | Jefferson | Denver | Qwest Corporation |
| Prefix | 1-303-239 | ||
| Country | Jefferson | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-240 | Denver | Denver | Usa Mobility Wireless, Inc. |
| Prefix | 1-303-240 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Usa Mobility Wireless, Inc. | ||
| 1-303-241 | Adams | Westminster | Cellco Partnership Dba Verizon Wireless - Co |
| Prefix | 1-303-241 | ||
| Country | Adams | ||
| City | Westminster | ||
| Carrier | Cellco Partnership Dba Verizon Wireless - Co | ||
| 1-303-242 | Adams | Westminster | Mcimetro Access Transmission Services Llc |
| Prefix | 1-303-242 | ||
| Country | Adams | ||
| City | Westminster | ||
| Carrier | Mcimetro Access Transmission Services Llc | ||
| 1-303-243 | Morgan | Fort Morgan | N.e. Colorado Cellular, Inc. |
| Prefix | 1-303-243 | ||
| Country | Morgan | ||
| City | Fort Morgan | ||
| Carrier | N.e. Colorado Cellular, Inc. | ||
| 1-303-244 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-244 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-245 | Boulder | Boulder | Qwest Corporation |
| Prefix | 1-303-245 | ||
| Country | Boulder | ||
| City | Boulder | ||
| Carrier | Qwest Corporation | ||
| 1-303-246 | Arapahoe | Englewood | Sprint Spectrum L.p. |
| Prefix | 1-303-246 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Sprint Spectrum L.p. | ||
| 1-303-247 | Boulder | Boulder | Qwest Corporation |
| Prefix | 1-303-247 | ||
| Country | Boulder | ||
| City | Boulder | ||
| Carrier | Qwest Corporation | ||
| 1-303-248 | Arapahoe | Aurora | Teleport Communications America, Llc - Co |
| Prefix | 1-303-248 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Teleport Communications America, Llc - Co | ||
| 1-303-249 | Denver | Denver | New Cingular Wireless Pcs, Llc |
| Prefix | 1-303-249 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | New Cingular Wireless Pcs, Llc | ||
| 1-303-250 | Denver | Denver | New Cingular Wireless Pcs, Llc |
| Prefix | 1-303-250 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | New Cingular Wireless Pcs, Llc | ||
| 1-303-251 | Denver | Denver | Usa Mobility Wireless, Inc. |
| Prefix | 1-303-251 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Usa Mobility Wireless, Inc. | ||
| 1-303-252 | Adams | Denver | Qwest Corporation |
| Prefix | 1-303-252 | ||
| Country | Adams | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-253 | Arapahoe | Aurora | Teleport Communications America, Llc - Co |
| Prefix | 1-303-253 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Teleport Communications America, Llc - Co | ||
| 1-303-254 | Adams | Denver | Qwest Corporation |
| Prefix | 1-303-254 | ||
| Country | Adams | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-255 | Adams | Denver | Qwest Corporation |
| Prefix | 1-303-255 | ||
| Country | Adams | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-256 | Arapahoe | Aurora | Teleport Communications America, Llc - Co |
| Prefix | 1-303-256 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Teleport Communications America, Llc - Co | ||
| 1-303-257 | Arapahoe | Englewood | Sprint Spectrum L.p. |
| Prefix | 1-303-257 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Sprint Spectrum L.p. | ||
| 1-303-258 | Boulder | Nederland | Qwest Corporation |
| Prefix | 1-303-258 | ||
| Country | Boulder | ||
| City | Nederland | ||
| Carrier | Qwest Corporation | ||
| 1-303-259 | Arapahoe | Englewood | American Messaging Services, Llc |
| Prefix | 1-303-259 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | American Messaging Services, Llc | ||
| 1-303-260 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-260 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-261 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-261 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-262 | Adams | Denver | At&t Local |
| Prefix | 1-303-262 | ||
| Country | Adams | ||
| City | Denver | ||
| Carrier | At&t Local | ||
| 1-303-263 | Adams | Westminster | Cellco Partnership Dba Verizon Wireless - Co |
| Prefix | 1-303-263 | ||
| Country | Adams | ||
| City | Westminster | ||
| Carrier | Cellco Partnership Dba Verizon Wireless - Co | ||
| 1-303-264 | Arapahoe | Aurora | Teleport Communications America, Llc - Co |
| Prefix | 1-303-264 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Teleport Communications America, Llc - Co | ||
| 1-303-265 | Arapahoe | Englewood | Qwest Corporation |
| Prefix | 1-303-265 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Qwest Corporation | ||
| 1-303-266 | Denver | Denver | Usa Mobility Wireless, Inc. |
| Prefix | 1-303-266 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Usa Mobility Wireless, Inc. | ||
| 1-303-267 | Arapahoe | Englewood | Qwest Corporation |
| Prefix | 1-303-267 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Qwest Corporation | ||
| 1-303-268 | Denver | Denver | Icg Telecom Group - Co |
| Prefix | 1-303-268 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Icg Telecom Group - Co | ||
| 1-303-269 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-269 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-270 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-270 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-271 | Jefferson | Golden | Qwest Corporation |
| Prefix | 1-303-271 | ||
| Country | Jefferson | ||
| City | Golden | ||
| Carrier | Qwest Corporation | ||
| 1-303-272 | Broomfield | Broomfield | Qwest Corporation |
| Prefix | 1-303-272 | ||
| Country | Broomfield | ||
| City | Broomfield | ||
| Carrier | Qwest Corporation | ||
| 1-303-273 | Jefferson | Golden | Qwest Corporation |
| Prefix | 1-303-273 | ||
| Country | Jefferson | ||
| City | Golden | ||
| Carrier | Qwest Corporation | ||
| 1-303-274 | Jefferson | Denver | Qwest Corporation |
| Prefix | 1-303-274 | ||
| Country | Jefferson | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-275 | Jefferson | Denver | Qwest Corporation |
| Prefix | 1-303-275 | ||
| Country | Jefferson | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-276 | Arapahoe | Englewood | Convergent Communications, Inc. - Co |
| Prefix | 1-303-276 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Convergent Communications, Inc. - Co | ||
| 1-303-277 | Jefferson | Golden | Qwest Corporation |
| Prefix | 1-303-277 | ||
| Country | Jefferson | ||
| City | Golden | ||
| Carrier | Qwest Corporation | ||
| 1-303-278 | Jefferson | Golden | Qwest Corporation |
| Prefix | 1-303-278 | ||
| Country | Jefferson | ||
| City | Golden | ||
| Carrier | Qwest Corporation | ||
| 1-303-279 | Jefferson | Golden | Qwest Corporation |
| Prefix | 1-303-279 | ||
| Country | Jefferson | ||
| City | Golden | ||
| Carrier | Qwest Corporation | ||
| 1-303-280 | Adams | Denver | Qwest Corporation |
| Prefix | 1-303-280 | ||
| Country | Adams | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-281 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-281 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-282 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-282 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-283 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-283 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-284 | Denver | Denver | Comcast Phone Of Colorado, Llc - Co |
| Prefix | 1-303-284 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Comcast Phone Of Colorado, Llc - Co | ||
| 1-303-285 | Denver | Denver | Icg Telecom Group - Co |
| Prefix | 1-303-285 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Icg Telecom Group - Co | ||
| 1-303-286 | Adams | Commerce City | Qwest Corporation |
| Prefix | 1-303-286 | ||
| Country | Adams | ||
| City | Commerce City | ||
| Carrier | Qwest Corporation | ||
| 1-303-287 | Adams | Commerce City | Qwest Corporation |
| Prefix | 1-303-287 | ||
| Country | Adams | ||
| City | Commerce City | ||
| Carrier | Qwest Corporation | ||
| 1-303-288 | Adams | Commerce City | Qwest Corporation |
| Prefix | 1-303-288 | ||
| Country | Adams | ||
| City | Commerce City | ||
| Carrier | Qwest Corporation | ||
| 1-303-289 | Adams | Commerce City | Qwest Corporation |
| Prefix | 1-303-289 | ||
| Country | Adams | ||
| City | Commerce City | ||
| Carrier | Qwest Corporation | ||
| 1-303-290 | Arapahoe | Englewood | Qwest Corporation |
| Prefix | 1-303-290 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Qwest Corporation | ||
| 1-303-291 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-291 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-292 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-292 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-293 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-293 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-294 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-294 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-295 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-295 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-296 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-296 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-297 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-297 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-298 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-298 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-299 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-299 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-300 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-300 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-301 | Denver | Denver | Icg Telecom Group - Co |
| Prefix | 1-303-301 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Icg Telecom Group - Co | ||
| 1-303-302 | Arapahoe | Englewood | Xo Colorado, Llc |
| Prefix | 1-303-302 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Xo Colorado, Llc | ||
| 1-303-303 | |||
| Prefix | 1-303-303 | ||
| Country | |||
| City | |||
| Carrier | |||
| 1-303-304 | Denver | Denver | New Cingular Wireless Pcs, Llc |
| Prefix | 1-303-304 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | New Cingular Wireless Pcs, Llc | ||
| 1-303-305 | Denver | Denver | Mcimetro Access Transmission Services Llc |
| Prefix | 1-303-305 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Mcimetro Access Transmission Services Llc | ||
| 1-303-306 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-306 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-307 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-307 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-308 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-308 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-309 | Denver | Denver | Global Crossing Local Services, Inc.-co |
| Prefix | 1-303-309 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Global Crossing Local Services, Inc.-co | ||
| 1-303-310 | Arapahoe | Englewood | Contact Paging Of Colorado, Inc. |
| Prefix | 1-303-310 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Contact Paging Of Colorado, Inc. | ||
| 1-303-312 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-312 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-313 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-313 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-315 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-315 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-316 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-316 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-317 | Arapahoe | Englewood | Qwest Corporation |
| Prefix | 1-303-317 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Qwest Corporation | ||
| 1-303-318 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-318 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-319 | Denver | Denver | Elbert County Wireless, Llc |
| Prefix | 1-303-319 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Elbert County Wireless, Llc | ||
| 1-303-320 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-320 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-321 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-321 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-322 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-322 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-323 | Denver | Denver | Mcimetro Access Transmission Services Llc |
| Prefix | 1-303-323 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Mcimetro Access Transmission Services Llc | ||
| 1-303-324 | Denver | Denver | New Cingular Wireless Pcs, Llc |
| Prefix | 1-303-324 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | New Cingular Wireless Pcs, Llc | ||
| 1-303-325 | Denver | Denver | Icg Telecom Group - Co |
| Prefix | 1-303-325 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Icg Telecom Group - Co | ||
| 1-303-326 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-326 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-327 | Denver | Denver | Icg Telecom Group - Co |
| Prefix | 1-303-327 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Icg Telecom Group - Co | ||
| 1-303-328 | Denver | Denver | Mcimetro Access Transmission Services Llc |
| Prefix | 1-303-328 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Mcimetro Access Transmission Services Llc | ||
| 1-303-329 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-329 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-330 | Denver | Denver | Onvoy, Llc - Co |
| Prefix | 1-303-330 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Onvoy, Llc - Co | ||
| 1-303-331 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-331 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-332 | Denver | Denver | T-mobile Usa, Inc. |
| Prefix | 1-303-332 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | T-mobile Usa, Inc. | ||
| 1-303-333 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-333 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-334 | Denver | Denver | Mcimetro Access Transmission Services Llc |
| Prefix | 1-303-334 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Mcimetro Access Transmission Services Llc | ||
| 1-303-335 | Adams | Westminster | Cellco Partnership Dba Verizon Wireless - Co |
| Prefix | 1-303-335 | ||
| Country | Adams | ||
| City | Westminster | ||
| Carrier | Cellco Partnership Dba Verizon Wireless - Co | ||
| 1-303-336 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-336 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-337 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-337 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-338 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-338 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-339 | Denver | Denver | Cbeyond Communications, Llc - Co |
| Prefix | 1-303-339 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Cbeyond Communications, Llc - Co | ||
| 1-303-340 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-340 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-341 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-341 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-342 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-342 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-343 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-343 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-344 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-344 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-345 | Adams | Westminster | Icg Telecom Group - Co |
| Prefix | 1-303-345 | ||
| Country | Adams | ||
| City | Westminster | ||
| Carrier | Icg Telecom Group - Co | ||
| 1-303-346 | Douglas | Littleton | Qwest Corporation |
| Prefix | 1-303-346 | ||
| Country | Douglas | ||
| City | Littleton | ||
| Carrier | Qwest Corporation | ||
| 1-303-347 | Arapahoe | Littleton | Qwest Corporation |
| Prefix | 1-303-347 | ||
| Country | Arapahoe | ||
| City | Littleton | ||
| Carrier | Qwest Corporation | ||
| 1-303-348 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-348 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-349 | Arapahoe | Englewood | Cellco Partnership Dba Verizon Wireless - Co |
| Prefix | 1-303-349 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Cellco Partnership Dba Verizon Wireless - Co | ||
| 1-303-350 | Denver | Denver | New Cingular Wireless Pcs, Llc |
| Prefix | 1-303-350 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | New Cingular Wireless Pcs, Llc | ||
| 1-303-351 | Arapahoe | Englewood | Onvoy, Llc - Co |
| Prefix | 1-303-351 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Onvoy, Llc - Co | ||
| 1-303-352 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-352 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-353 | Denver | Denver | Comcast Phone Of Colorado, Llc - Co |
| Prefix | 1-303-353 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Comcast Phone Of Colorado, Llc - Co | ||
| 1-303-354 | Denver | Denver | Teleport Communications America, Llc - Co |
| Prefix | 1-303-354 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Teleport Communications America, Llc - Co | ||
| 1-303-355 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-355 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-356 | Arapahoe | Englewood | Sprint Spectrum L.p. |
| Prefix | 1-303-356 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Sprint Spectrum L.p. | ||
| 1-303-357 | Denver | Denver | Mcimetro Access Transmission Services Llc |
| Prefix | 1-303-357 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Mcimetro Access Transmission Services Llc | ||
| 1-303-358 | Arapahoe | Englewood | Cellco Partnership Dba Verizon Wireless - Co |
| Prefix | 1-303-358 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Cellco Partnership Dba Verizon Wireless - Co | ||
| 1-303-359 | Denver | Denver | T-mobile Usa, Inc. |
| Prefix | 1-303-359 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | T-mobile Usa, Inc. | ||
| 1-303-360 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-360 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-361 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-361 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-362 | Arapahoe | Aurora | Teleport Communications America, Llc - Co |
| Prefix | 1-303-362 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Teleport Communications America, Llc - Co | ||
| 1-303-363 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-363 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-364 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-364 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-365 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-365 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-366 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-366 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-367 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-367 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-368 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-368 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-369 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-369 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-370 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-370 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-371 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-371 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-372 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-372 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-373 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-373 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-374 | Arapahoe | Aurora | Teleport Communications America, Llc - Co |
| Prefix | 1-303-374 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Teleport Communications America, Llc - Co | ||
| 1-303-375 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-375 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-376 | Denver | Denver | Icg Telecom Group - Co |
| Prefix | 1-303-376 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Icg Telecom Group - Co | ||
| 1-303-377 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-377 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-378 | Denver | Denver | New Cingular Wireless Pcs, Llc |
| Prefix | 1-303-378 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | New Cingular Wireless Pcs, Llc | ||
| 1-303-379 | Arapahoe | Aurora | Teleport Communications America, Llc - Co |
| Prefix | 1-303-379 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Teleport Communications America, Llc - Co | ||
| 1-303-380 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-380 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-381 | Denver | Denver | Icg Telecom Group - Co |
| Prefix | 1-303-381 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Icg Telecom Group - Co | ||
| 1-303-382 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-382 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-383 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-383 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-384 | Jefferson | Golden | Qwest Corporation |
| Prefix | 1-303-384 | ||
| Country | Jefferson | ||
| City | Golden | ||
| Carrier | Qwest Corporation | ||
| 1-303-385 | Denver | Denver | Icg Telecom Group - Co |
| Prefix | 1-303-385 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Icg Telecom Group - Co | ||
| 1-303-386 | Denver | Denver | Icg Telecom Group - Co |
| Prefix | 1-303-386 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Icg Telecom Group - Co | ||
| 1-303-387 | Douglas | Castle Rock | Qwest Corporation |
| Prefix | 1-303-387 | ||
| Country | Douglas | ||
| City | Castle Rock | ||
| Carrier | Qwest Corporation | ||
| 1-303-388 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-388 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-389 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-389 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-390 | Denver | Denver | Mcimetro Access Transmission Services Llc |
| Prefix | 1-303-390 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Mcimetro Access Transmission Services Llc | ||
| 1-303-391 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-391 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-392 | Arapahoe | Englewood | Contact Paging Of Colorado, Inc. |
| Prefix | 1-303-392 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Contact Paging Of Colorado, Inc. | ||
| 1-303-393 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-393 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-394 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-394 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-395 | Denver | Denver | Global Crossing Local Services, Inc.-co |
| Prefix | 1-303-395 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Global Crossing Local Services, Inc.-co | ||
| 1-303-396 | Denver | Denver | Live Wire Networks, Inc. - Co |
| Prefix | 1-303-396 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Live Wire Networks, Inc. - Co | ||
| 1-303-397 | Arapahoe | Englewood | Qwest Corporation |
| Prefix | 1-303-397 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Qwest Corporation | ||
| 1-303-398 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-398 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-399 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-399 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-400 | Arapahoe | Aurora | Qwest Corporation |
| Prefix | 1-303-400 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Qwest Corporation | ||
| 1-303-401 | Boulder | Boulder | Qwest Corporation |
| Prefix | 1-303-401 | ||
| Country | Boulder | ||
| City | Boulder | ||
| Carrier | Qwest Corporation | ||
| 1-303-402 | Boulder | Boulder | Qwest Corporation |
| Prefix | 1-303-402 | ||
| Country | Boulder | ||
| City | Boulder | ||
| Carrier | Qwest Corporation | ||
| 1-303-403 | Jefferson | Arvada | Qwest Corporation |
| Prefix | 1-303-403 | ||
| Country | Jefferson | ||
| City | Arvada | ||
| Carrier | Qwest Corporation | ||
| 1-303-404 | Broomfield | Broomfield | Qwest Corporation |
| Prefix | 1-303-404 | ||
| Country | Broomfield | ||
| City | Broomfield | ||
| Carrier | Qwest Corporation | ||
| 1-303-405 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-405 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-406 | Denver | Denver | Icg Telecom Group - Co |
| Prefix | 1-303-406 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Icg Telecom Group - Co | ||
| 1-303-407 | Denver | Denver | Cbeyond Communications, Llc - Co |
| Prefix | 1-303-407 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Cbeyond Communications, Llc - Co | ||
| 1-303-408 | Denver | Denver | New Cingular Wireless Pcs, Llc |
| Prefix | 1-303-408 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | New Cingular Wireless Pcs, Llc | ||
| 1-303-409 | Denver | Denver | Icg Telecom Group - Co |
| Prefix | 1-303-409 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Icg Telecom Group - Co | ||
| 1-303-410 | Broomfield | Broomfield | Qwest Corporation |
| Prefix | 1-303-410 | ||
| Country | Broomfield | ||
| City | Broomfield | ||
| Carrier | Qwest Corporation | ||
| 1-303-412 | Adams | Westminster | Qwest Corporation |
| Prefix | 1-303-412 | ||
| Country | Adams | ||
| City | Westminster | ||
| Carrier | Qwest Corporation | ||
| 1-303-413 | Boulder | Boulder | Qwest Corporation |
| Prefix | 1-303-413 | ||
| Country | Boulder | ||
| City | Boulder | ||
| Carrier | Qwest Corporation | ||
| 1-303-414 | Denver | Denver | Icg Telecom Group - Co |
| Prefix | 1-303-414 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Icg Telecom Group - Co | ||
| 1-303-415 | Boulder | Boulder | Qwest Corporation |
| Prefix | 1-303-415 | ||
| Country | Boulder | ||
| City | Boulder | ||
| Carrier | Qwest Corporation | ||
| 1-303-416 | Denver | Denver | Global Crossing Local Services, Inc.-co |
| Prefix | 1-303-416 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Global Crossing Local Services, Inc.-co | ||
| 1-303-417 | Boulder | Boulder | Qwest Corporation |
| Prefix | 1-303-417 | ||
| Country | Boulder | ||
| City | Boulder | ||
| Carrier | Qwest Corporation | ||
| 1-303-418 | Denver | Denver | Icg Telecom Group - Co |
| Prefix | 1-303-418 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Icg Telecom Group - Co | ||
| 1-303-419 | Arapahoe | Englewood | Sprint Spectrum L.p. |
| Prefix | 1-303-419 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Sprint Spectrum L.p. | ||
| 1-303-420 | Jefferson | Arvada | Qwest Corporation |
| Prefix | 1-303-420 | ||
| Country | Jefferson | ||
| City | Arvada | ||
| Carrier | Qwest Corporation | ||
| 1-303-421 | Jefferson | Arvada | Qwest Corporation |
| Prefix | 1-303-421 | ||
| Country | Jefferson | ||
| City | Arvada | ||
| Carrier | Qwest Corporation | ||
| 1-303-422 | Jefferson | Arvada | Qwest Corporation |
| Prefix | 1-303-422 | ||
| Country | Jefferson | ||
| City | Arvada | ||
| Carrier | Qwest Corporation | ||
| 1-303-423 | Jefferson | Arvada | Qwest Corporation |
| Prefix | 1-303-423 | ||
| Country | Jefferson | ||
| City | Arvada | ||
| Carrier | Qwest Corporation | ||
| 1-303-424 | Jefferson | Arvada | Qwest Corporation |
| Prefix | 1-303-424 | ||
| Country | Jefferson | ||
| City | Arvada | ||
| Carrier | Qwest Corporation | ||
| 1-303-425 | Jefferson | Arvada | Qwest Corporation |
| Prefix | 1-303-425 | ||
| Country | Jefferson | ||
| City | Arvada | ||
| Carrier | Qwest Corporation | ||
| 1-303-426 | Adams | Westminster | Qwest Corporation |
| Prefix | 1-303-426 | ||
| Country | Adams | ||
| City | Westminster | ||
| Carrier | Qwest Corporation | ||
| 1-303-427 | Adams | Westminster | Qwest Corporation |
| Prefix | 1-303-427 | ||
| Country | Adams | ||
| City | Westminster | ||
| Carrier | Qwest Corporation | ||
| 1-303-428 | Adams | Westminster | Qwest Corporation |
| Prefix | 1-303-428 | ||
| Country | Adams | ||
| City | Westminster | ||
| Carrier | Qwest Corporation | ||
| 1-303-429 | Adams | Westminster | Qwest Corporation |
| Prefix | 1-303-429 | ||
| Country | Adams | ||
| City | Westminster | ||
| Carrier | Qwest Corporation | ||
| 1-303-430 | Adams | Westminster | Qwest Corporation |
| Prefix | 1-303-430 | ||
| Country | Adams | ||
| City | Westminster | ||
| Carrier | Qwest Corporation | ||
| 1-303-431 | Jefferson | Arvada | Qwest Corporation |
| Prefix | 1-303-431 | ||
| Country | Jefferson | ||
| City | Arvada | ||
| Carrier | Qwest Corporation | ||
| 1-303-432 | Jefferson | Arvada | Qwest Corporation |
| Prefix | 1-303-432 | ||
| Country | Jefferson | ||
| City | Arvada | ||
| Carrier | Qwest Corporation | ||
| 1-303-433 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-433 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-434 | Arapahoe | Englewood | Sprint Spectrum L.p. |
| Prefix | 1-303-434 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Sprint Spectrum L.p. | ||
| 1-303-435 | Arapahoe | Englewood | Sprint Spectrum L.p. |
| Prefix | 1-303-435 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Sprint Spectrum L.p. | ||
| 1-303-436 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-436 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-437 | Arapahoe | Englewood | Sprint Spectrum L.p. |
| Prefix | 1-303-437 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Sprint Spectrum L.p. | ||
| 1-303-438 | Broomfield | Broomfield | Qwest Corporation |
| Prefix | 1-303-438 | ||
| Country | Broomfield | ||
| City | Broomfield | ||
| Carrier | Qwest Corporation | ||
| 1-303-439 | Broomfield | Broomfield | Qwest Corporation |
| Prefix | 1-303-439 | ||
| Country | Broomfield | ||
| City | Broomfield | ||
| Carrier | Qwest Corporation | ||
| 1-303-440 | Boulder | Boulder | Qwest Corporation |
| Prefix | 1-303-440 | ||
| Country | Boulder | ||
| City | Boulder | ||
| Carrier | Qwest Corporation | ||
| 1-303-441 | Boulder | Boulder | Qwest Corporation |
| Prefix | 1-303-441 | ||
| Country | Boulder | ||
| City | Boulder | ||
| Carrier | Qwest Corporation | ||
| 1-303-442 | Boulder | Boulder | Qwest Corporation |
| Prefix | 1-303-442 | ||
| Country | Boulder | ||
| City | Boulder | ||
| Carrier | Qwest Corporation | ||
| 1-303-443 | Boulder | Boulder | Qwest Corporation |
| Prefix | 1-303-443 | ||
| Country | Boulder | ||
| City | Boulder | ||
| Carrier | Qwest Corporation | ||
| 1-303-444 | Boulder | Boulder | Qwest Corporation |
| Prefix | 1-303-444 | ||
| Country | Boulder | ||
| City | Boulder | ||
| Carrier | Qwest Corporation | ||
| 1-303-445 | Jefferson | Denver | Qwest Corporation |
| Prefix | 1-303-445 | ||
| Country | Jefferson | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-446 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-446 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-447 | Boulder | Boulder | Qwest Corporation |
| Prefix | 1-303-447 | ||
| Country | Boulder | ||
| City | Boulder | ||
| Carrier | Qwest Corporation | ||
| 1-303-448 | Boulder | Boulder | Qwest Corporation |
| Prefix | 1-303-448 | ||
| Country | Boulder | ||
| City | Boulder | ||
| Carrier | Qwest Corporation | ||
| 1-303-449 | Boulder | Boulder | Qwest Corporation |
| Prefix | 1-303-449 | ||
| Country | Boulder | ||
| City | Boulder | ||
| Carrier | Qwest Corporation | ||
| 1-303-450 | Adams | Denver | Qwest Corporation |
| Prefix | 1-303-450 | ||
| Country | Adams | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-451 | Adams | Denver | Qwest Corporation |
| Prefix | 1-303-451 | ||
| Country | Adams | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-452 | Adams | Denver | Qwest Corporation |
| Prefix | 1-303-452 | ||
| Country | Adams | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-453 | Adams | Denver | Qwest Corporation |
| Prefix | 1-303-453 | ||
| Country | Adams | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-454 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-454 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-455 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-455 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-456 | Jefferson | Arvada | Qwest Corporation |
| Prefix | 1-303-456 | ||
| Country | Jefferson | ||
| City | Arvada | ||
| Carrier | Qwest Corporation | ||
| 1-303-457 | Adams | Denver | Qwest Corporation |
| Prefix | 1-303-457 | ||
| Country | Adams | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-458 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-458 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-459 | Boulder | Ward | Qwest Corporation |
| Prefix | 1-303-459 | ||
| Country | Boulder | ||
| City | Ward | ||
| Carrier | Qwest Corporation | ||
| 1-303-460 | Broomfield | Broomfield | Qwest Corporation |
| Prefix | 1-303-460 | ||
| Country | Broomfield | ||
| City | Broomfield | ||
| Carrier | Qwest Corporation | ||
| 1-303-461 | Denver | Denver | Usa Mobility Wireless, Inc. |
| Prefix | 1-303-461 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Usa Mobility Wireless, Inc. | ||
| 1-303-462 | Jefferson | Denver | Qwest Corporation |
| Prefix | 1-303-462 | ||
| Country | Jefferson | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-463 | Jefferson | Arvada | Qwest Corporation |
| Prefix | 1-303-463 | ||
| Country | Jefferson | ||
| City | Arvada | ||
| Carrier | Qwest Corporation | ||
| 1-303-464 | Broomfield | Broomfield | Qwest Corporation |
| Prefix | 1-303-464 | ||
| Country | Broomfield | ||
| City | Broomfield | ||
| Carrier | Qwest Corporation | ||
| 1-303-465 | Broomfield | Broomfield | Qwest Corporation |
| Prefix | 1-303-465 | ||
| Country | Broomfield | ||
| City | Broomfield | ||
| Carrier | Qwest Corporation | ||
| 1-303-466 | Broomfield | Broomfield | Qwest Corporation |
| Prefix | 1-303-466 | ||
| Country | Broomfield | ||
| City | Broomfield | ||
| Carrier | Qwest Corporation | ||
| 1-303-467 | Jefferson | Arvada | Qwest Corporation |
| Prefix | 1-303-467 | ||
| Country | Jefferson | ||
| City | Arvada | ||
| Carrier | Qwest Corporation | ||
| 1-303-468 | Denver | Denver | Cbeyond Communications, Llc - Co |
| Prefix | 1-303-468 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Cbeyond Communications, Llc - Co | ||
| 1-303-469 | Broomfield | Broomfield | Qwest Corporation |
| Prefix | 1-303-469 | ||
| Country | Broomfield | ||
| City | Broomfield | ||
| Carrier | Qwest Corporation | ||
| 1-303-470 | Douglas | Littleton | Qwest Corporation |
| Prefix | 1-303-470 | ||
| Country | Douglas | ||
| City | Littleton | ||
| Carrier | Qwest Corporation | ||
| 1-303-471 | Douglas | Littleton | Qwest Corporation |
| Prefix | 1-303-471 | ||
| Country | Douglas | ||
| City | Littleton | ||
| Carrier | Qwest Corporation | ||
| 1-303-472 | Arapahoe | Englewood | Sprint Spectrum L.p. |
| Prefix | 1-303-472 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Sprint Spectrum L.p. | ||
| 1-303-473 | Boulder | Boulder | Qwest Corporation |
| Prefix | 1-303-473 | ||
| Country | Boulder | ||
| City | Boulder | ||
| Carrier | Qwest Corporation | ||
| 1-303-474 | Arapahoe | Aurora | Teleport Communications America, Llc - Co |
| Prefix | 1-303-474 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Teleport Communications America, Llc - Co | ||
| 1-303-475 | Denver | Denver | New Cingular Wireless Pcs, Llc |
| Prefix | 1-303-475 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | New Cingular Wireless Pcs, Llc | ||
| 1-303-476 | Denver | Denver | Mcimetro Access Transmission Services Llc |
| Prefix | 1-303-476 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Mcimetro Access Transmission Services Llc | ||
| 1-303-477 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-477 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-478 | Denver | Denver | New Cingular Wireless Pcs, Llc |
| Prefix | 1-303-478 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | New Cingular Wireless Pcs, Llc | ||
| 1-303-479 | Arapahoe | Aurora | Teleport Communications America, Llc - Co |
| Prefix | 1-303-479 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Teleport Communications America, Llc - Co | ||
| 1-303-480 | Denver | Denver | Qwest Corporation |
| Prefix | 1-303-480 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Qwest Corporation | ||
| 1-303-481 | Denver | Denver | Mcimetro Access Transmission Services Llc |
| Prefix | 1-303-481 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Mcimetro Access Transmission Services Llc | ||
| 1-303-482 | Denver | Denver | Global Crossing Local Services, Inc.-co |
| Prefix | 1-303-482 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Global Crossing Local Services, Inc.-co | ||
| 1-303-483 | Denver | Denver | Icg Telecom Group - Co |
| Prefix | 1-303-483 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Icg Telecom Group - Co | ||
| 1-303-484 | Arapahoe | Aurora | Teleport Communications America, Llc - Co |
| Prefix | 1-303-484 | ||
| Country | Arapahoe | ||
| City | Aurora | ||
| Carrier | Teleport Communications America, Llc - Co | ||
| 1-303-485 | Boulder | Longmont | Qwest Corporation |
| Prefix | 1-303-485 | ||
| Country | Boulder | ||
| City | Longmont | ||
| Carrier | Qwest Corporation | ||
| 1-303-486 | Arapahoe | Englewood | Qwest Corporation |
| Prefix | 1-303-486 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Qwest Corporation | ||
| 1-303-487 | Adams | Westminster | Qwest Corporation |
| Prefix | 1-303-487 | ||
| Country | Adams | ||
| City | Westminster | ||
| Carrier | Qwest Corporation | ||
| 1-303-488 | Arapahoe | Englewood | Qwest Corporation |
| Prefix | 1-303-488 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Qwest Corporation | ||
| 1-303-489 | Adams | Westminster | Cellco Partnership Dba Verizon Wireless - Co |
| Prefix | 1-303-489 | ||
| Country | Adams | ||
| City | Westminster | ||
| Carrier | Cellco Partnership Dba Verizon Wireless - Co | ||
| 1-303-490 | Denver | Denver | Usa Mobility Wireless, Inc. |
| Prefix | 1-303-490 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Usa Mobility Wireless, Inc. | ||
| 1-303-491 | Denver | Denver | Usa Mobility Wireless, Inc. |
| Prefix | 1-303-491 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Usa Mobility Wireless, Inc. | ||
| 1-303-492 | Boulder | Boulder | Qwest Corporation |
| Prefix | 1-303-492 | ||
| Country | Boulder | ||
| City | Boulder | ||
| Carrier | Qwest Corporation | ||
| 1-303-493 | Denver | Denver | Icg Telecom Group - Co |
| Prefix | 1-303-493 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Icg Telecom Group - Co | ||
| 1-303-494 | Boulder | Boulder | Qwest Corporation |
| Prefix | 1-303-494 | ||
| Country | Boulder | ||
| City | Boulder | ||
| Carrier | Qwest Corporation | ||
| 1-303-495 | Denver | Denver | Mcimetro Access Transmission Services Llc |
| Prefix | 1-303-495 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Mcimetro Access Transmission Services Llc | ||
| 1-303-496 | Arapahoe | Englewood | Xo Colorado, Llc |
| Prefix | 1-303-496 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Xo Colorado, Llc | ||
| 1-303-497 | Boulder | Boulder | Qwest Corporation |
| Prefix | 1-303-497 | ||
| Country | Boulder | ||
| City | Boulder | ||
| Carrier | Qwest Corporation | ||
| 1-303-498 | Adams | Brighton | Comcast Phone Of Colorado, Llc - Co |
| Prefix | 1-303-498 | ||
| Country | Adams | ||
| City | Brighton | ||
| Carrier | Comcast Phone Of Colorado, Llc - Co | ||
| 1-303-499 | Boulder | Boulder | Qwest Corporation |
| Prefix | 1-303-499 | ||
| Country | Boulder | ||
| City | Boulder | ||
| Carrier | Qwest Corporation | ||
| 1-303-500 | Denver | Denver | Level 3 Communications, Llc - Co |
| Prefix | 1-303-500 | ||
| Country | Denver | ||
| City | Denver | ||
| Carrier | Level 3 Communications, Llc - Co | ||
| 1-303-501 | Adams | Westminster | Cellco Partnership Dba Verizon Wireless - Co |
| Prefix | 1-303-501 | ||
| Country | Adams | ||
| City | Westminster | ||
| Carrier | Cellco Partnership Dba Verizon Wireless - Co | ||
| 1-303-502 | Adams | Westminster | Cellco Partnership Dba Verizon Wireless - Co |
| Prefix | 1-303-502 | ||
| Country | Adams | ||
| City | Westminster | ||
| Carrier | Cellco Partnership Dba Verizon Wireless - Co | ||
| 1-303-503 | Arapahoe | Englewood | Cellco Partnership Dba Verizon Wireless - Co |
| Prefix | 1-303-503 | ||
| Country | Arapahoe | ||
| City | Englewood | ||
| Carrier | Cellco Partnership Dba Verizon Wireless - Co | ||
