Area Codes > 510 > Central Office Codes
Exchange | Rate Center | State | Operating Company |
---|---|---|---|
510-202 | OKLD MN-PD | CA | AMERICAN MESSAGING (AM), INC. |
510-204 | OKLD BKLY | CA | PACIFIC BELL |
510-205 | OKLD ALMD | CA | SPRINT SPECTRUM L.P. |
510-206 | OKLD MN-PD | CA | BLUE LICENSES HOLDING, LLC |
510-207 | OKLD MN-PD | CA | BLUE LICENSES HOLDING, LLC |
510-208 | OKLD MN-PD | CA | PACIFIC BELL |
510-209 | HAYWARD | CA | SPRINT SPECTRUM L.P. |
510-211 | CA | ||
510-212 | FRNK OLIVR | CA | ARCH WIRELESS HOLDINGS, INC. |
510-213 | OKLD FRTVL | CA | T-MOBILE USA, INC. |
510-214 | OKLD ALMD | CA | MCI WORLDCOM COMMUNICATIONS, INC., CA |
510-215 | RICHMOND | CA | PACIFIC BELL |
510-216 | FRNK MAIN | CA | ARCH WIRELESS HOLDINGS, INC. |
510-217 | OKLD ALMD | CA | TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO |
510-218 | FRNK OLIVR | CA | ARCH WIRELESS HOLDINGS, INC. |
510-219 | OKLD MN-PD | CA | BLUE LICENSES HOLDING, LLC |
510-220 | OKLD MN-PD | CA | BLUE LICENSES HOLDING, LLC |
510-221 | RICHMOND | CA | SPRINT SPECTRUM L.P. |
510-222 | ELSBR-PINL | CA | PACIFIC BELL |
510-223 | ELSBR-PINL | CA | PACIFIC BELL |
510-224 | HRCUL-RODE | CA | NEXTEL COMMUNICATIONS, INC. |
510-225 | OKLD BKLY | CA | ALLEGIANCE TELECOM, INC. - CA |
510-226 | FRNK OLIVR | CA | PACIFIC BELL |
510-227 | OKLD ALMD | CA | TIME WARNER TELECOM OF CALIFORNIA, L.P. |
510-228 | OKLD FRTVL | CA | PAC - WEST TELECOMM, INC. |
510-229 | OKLD BKLY | CA | PACIFIC BELL |
510-230 | RICHMOND | CA | T-MOBILE USA, INC. |
510-231 | RICHMOND | CA | PACIFIC BELL |
510-232 | RICHMOND | CA | PACIFIC BELL |
510-233 | RICHMOND | CA | PACIFIC BELL |
510-234 | RICHMOND | CA | PACIFIC BELL |
510-235 | RICHMOND | CA | PACIFIC BELL |
510-236 | RICHMOND | CA | PACIFIC BELL |
510-237 | RICHMOND | CA | PACIFIC BELL |
510-238 | OKLD MN-PD | CA | PACIFIC BELL |
510-239 | OKLD ALMD | CA | MPOWER COMMUNICATIONS CORP. - CA |
510-240 | FRNK GRNLF | CA | TIME WARNER TELECOM OF CALIFORNIA, L.P. |
510-241 | OKLD ALMD | CA | NETWORK SERVICES LLC |
510-242 | RICHMOND | CA | PACIFIC BELL |
510-243 | ELSBR-PINL | CA | PACIFIC BELL |
510-245 | HRCUL-RODE | CA | PACIFIC BELL |
510-247 | HAYWARD | CA | PACIFIC BELL |
510-248 | FRNK MAIN | CA | PAC - WEST TELECOMM, INC. |
510-249 | FRNK OLIVR | CA | PACIFIC BELL |
510-250 | OKLD MN-PD | CA | BROADWING COMMUNICATINS. LLC - CA |
510-251 | OKLD MN-PD | CA | PACIFIC BELL |
510-252 | FRNK OLIVR | CA | PACIFIC BELL |
510-253 | RICHMOND | CA | TIME WARNER TELECOM OF CALIFORNIA, L.P. |
510-256 | CROCKETT | CA | 01 COMMUNICATIONS, INC. - CA |
510-257 | FRNK OLIVR | CA | TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO |
510-258 | HAYWARD | CA | PACIFIC BELL |
510-259 | HAYWARD | CA | PACIFIC BELL |
510-260 | RICHMOND | CA | COMCAST PHONE OF CALIFORNIA, LLC - CA |
510-261 | OKLD FRTVL | CA | PACIFIC BELL |
510-262 | ELSBR-PINL | CA | PACIFIC BELL |
510-263 | OKLD ALMD | CA | PACIFIC BELL |
510-264 | HAYWARD | CA | PACIFIC BELL |
510-265 | HAYWARD | CA | PACIFIC BELL |
510-266 | HAYWARD | CA | PACIFIC BELL |
510-267 | OKLD MN-PD | CA | PACIFIC BELL |
510-268 | OKLD MN-PD | CA | PACIFIC BELL |
510-269 | OKLD FRTVL | CA | MCI WORLDCOM COMMUNICATIONS, INC., CA |
510-270 | FRNK OLIVR | CA | BROOKS FIBER COMMUNICATIONS - CALIFORNIA |
510-271 | OKLD MN-PD | CA | PACIFIC BELL |
510-272 | OKLD MN-PD | CA | PACIFIC BELL |
510-273 | OKLD MN-PD | CA | PACIFIC BELL |
510-274 | HAYWARD | CA | COMMPARTNERS, LLC - CA |
510-275 | ELSBR-PINL | CA | PAC - WEST TELECOMM, INC. |
510-276 | HAYWARD | CA | PACIFIC BELL |
510-277 | OKLD BKLY | CA | GLOBAL CROSSING LOCAL SERVICES, INC.-CA |
510-278 | HAYWARD | CA | PACIFIC BELL |
510-279 | FRNK OLIVR | CA | PAC - WEST TELECOMM, INC. |
510-280 | OKLD BKLY | CA | XO CALIFORNIA, INC. |
510-281 | OKLD MN-PD | CA | PAC - WEST TELECOMM, INC. |
510-282 | OKLD MN-PD | CA | T-MOBILE USA, INC. |
510-283 | ELSBR-PINL | CA | ALLEGIANCE TELECOM, INC. - CA |
510-284 | FRNK MAIN | CA | PACIFIC BELL |
510-285 | OKLD MN-PD | CA | MCI WORLDCOM COMMUNICATIONS, INC., CA |
510-286 | OKLD MN-PD | CA | PACIFIC BELL |
510-287 | OKLD MN-PD | CA | PACIFIC BELL |
510-288 | OKLD MN-PD | CA | PAC - WEST TELECOMM, INC. |
510-289 | OKLD MN-PD | CA | BLUE LICENSES HOLDING, LLC |
510-290 | OKLD MN-PD | CA | SPRINT SPECTRUM L.P. |
510-291 | OKLD MN-PD | CA | PAC - WEST TELECOMM, INC. |
510-292 | OKLD BKLY | CA | PACIFIC BELL |
510-293 | HAYWARD | CA | PACIFIC BELL |
510-295 | OKLD BKLY | CA | PAC - WEST TELECOMM, INC. |
510-296 | HRCUL-RODE | CA | LEVEL 3 COMMUNICATIONS, LLC - CA |
510-297 | OKLD TRNID | CA | PACIFIC BELL |
510-299 | FRNK MAIN | CA | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
510-300 | HAYWARD | CA | U.S. TELEPACIFIC CORP. - CA |
510-301 | OKLD MN-PD | CA | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
510-302 | OKLD MN-PD | CA | PACIFIC BELL |
510-303 | HAYWARD | CA | BLUE LICENSES HOLDING, LLC |
510-304 | FRNK MAIN | CA | BLUE LICENSES HOLDING, LLC |
510-305 | HAYWARD | CA | BLUE LICENSES HOLDING, LLC |
510-306 | OKLD ALMD | CA | SPRINT SPECTRUM L.P. |
510-307 | RICHMOND | CA | PACIFIC BELL |
510-308 | OKLD MN-PD | CA | ARCH WIRELESS HOLDINGS, INC. |
510-309 | ELSBR-PINL | CA | ARCH WIRELESS HOLDINGS, INC. |