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Our database includes 646 area code 312 prefixes with phone numbers:
Prefix | Company | Rate Center |
---|---|---|
312-201 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-202 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-203 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-205 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-206 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-207 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-208 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-209 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | NORTHBROOK |
312-212 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-213 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-214 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-215 | NEW CINGULAR WIRELESS PCS, LLC - IL | WHEELING |
312-216 | FIRST COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-217 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-218 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-219 | BANDWIDTH.COM CLEC, LLC - IL | CHICGOZN01 |
312-220 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-221 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-222 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-223 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-224 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-225 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-226 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-227 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-228 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-229 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-231 | NEW CINGULAR WIRELESS PCS, LLC - IL | ROSELLE |
312-233 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-234 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-235 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-236 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-237 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-238 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-239 | AT&T - LOCAL | CHICGOZN01 |
312-240 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-241 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-242 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 |
312-243 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-244 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-245 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-246 | NEW CINGULAR WIRELESS PCS, LLC - IL | WHEELING |
312-251 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-252 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-253 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-254 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-255 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-256 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-257 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-258 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-259 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-260 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-261 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-262 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-263 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-264 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-265 | ACCESS ONE, INC. - IL | CHICGOZN01 |
312-266 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-267 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-268 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-269 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-270 | METROPCS, INC. | CHICGOZN01 |
312-273 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-274 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-275 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-276 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-277 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-278 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-279 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-280 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-281 | GLOBAL CROSSING LOCAL SERVICES, INC. - IL | CHICGOZN01 |
312-282 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-283 | GLOBAL CROSSING LOCAL SERVICES, INC. - IL | CHICGOZN01 |
312-284 | XO ILLINOIS, INC. | CHICGOZN01 |
312-285 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-286 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-287 | SPRINT SPECTRUM, L.P. | CHICGOZN07 |
312-288 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-290 | USA MOBILITY WIRELESS, INC. | CHICGOZN01 |
312-291 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-292 | BANDWIDTH.COM CLEC, LLC - IL | CHICGOZN01 |
312-293 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-294 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-296 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-297 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-298 | RCN TELECOM SERVICES OF ILLINIOS, INC. - IL | CHICGOZN01 |
312-300 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-301 | NEW CINGULAR WIRELESS PCS, LLC - IL | HINSDALE |
312-305 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | NORTHBROOK |
312-306 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-307 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-310 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | NORTHBROOK |
312-312 | ONVOY, LLC | CHICGOZN01 |
312-313 | ONVOY, LLC | CHICGOZN01 |
312-315 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-316 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-317 | NEW CINGULAR WIRELESS PCS, LLC - IL | WHEELING |
312-318 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | LA GRANGE |
312-319 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-320 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-321 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-322 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-324 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-325 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-326 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-327 | XO ILLINOIS, INC. | CHICGOZN01 |
312-328 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-329 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-330 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-332 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-334 | FIRST COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-335 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-336 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-337 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-338 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-339 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-340 | T-MOBILE USA, INC. | CHICGOZN01 |
312-341 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-342 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-343 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-344 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-345 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-346 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-347 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-348 | ONVOY, LLC | CHICGOZN01 |
312-349 | USA MOBILITY WIRELESS, INC. | CHICGOZN01 |
312-350 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-351 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-353 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-355 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-356 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-357 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-358 | T-MOBILE USA, INC. | CHICGOZN01 |
312-360 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-361 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-362 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-363 | RCN TELECOM SERVICES OF ILLINIOS, INC. - IL | CHICGOZN01 |
312-364 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-365 | USA MOBILITY WIRELESS, INC. | CHICGOZN01 |
312-366 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-368 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-369 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-371 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-372 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-373 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-374 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-375 | T-MOBILE USA, INC. | CHICGOZN01 |
312-376 | ONVOY, LLC | CHICGOZN01 |
312-377 | XO ILLINOIS, INC. | CHICGOZN01 |
312-379 | OVATION COMMUNICATIONS OF ILLINOIS, INC. | CHICGOZN01 |
312-380 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-381 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-382 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-383 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 |
312-384 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-385 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-386 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-388 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-391 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-394 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-395 | AT&T - LOCAL | CHICGOZN01 |
312-396 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-397 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-399 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-400 | AMERICAN MESSAGING SERVICES, LLC | CHICGOZN01 |
312-401 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-402 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-403 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | LA GRANGE |
312-404 | T-MOBILE USA, INC. | CHICGOZN01 |
312-405 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-406 | NEW CINGULAR WIRELESS PCS, LLC - IL | WHEELING |
312-407 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-408 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-409 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-413 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-415 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-416 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL | CHICGOZN01 |
312-419 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-420 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-421 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-422 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-423 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-424 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-425 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-427 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-428 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-429 | GLOBAL CROSSING LOCAL SERVICES, INC. - IL | CHICGOZN01 |
312-431 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-432 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-433 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-435 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-436 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-437 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-440 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-441 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-442 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-443 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-444 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-445 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-446 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-447 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-448 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-450 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-451 | T-MOBILE USA, INC. | CHICGOZN01 |
312-453 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL | CHICGOZN01 |
312-454 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-455 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-456 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-458 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-459 | T-MOBILE USA, INC. | CHICGOZN01 |
312-460 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-461 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-462 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-463 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-464 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-465 | US XCHANGE OF ILLINOIS LLC DBA CHOICE ONE COMM IL | CHICGOZN01 |
312-466 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-467 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-469 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-470 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-471 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-472 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-473 | YMAX COMMUNICATIONS CORP. - IL | CHICGOZN01 |
312-474 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-475 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-476 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-477 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-479 | AT&T - LOCAL | CHICGOZN01 |
312-480 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-482 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-485 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-486 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL | CHICGOZN01 |
312-487 | METROPCS, INC. | CHICGOZN01 |
312-488 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-489 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-491 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-492 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-493 | T-MOBILE USA, INC. | CHICGOZN01 |
312-494 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-495 | USA MOBILITY WIRELESS, INC. | CHICGOZN01 |
312-496 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-497 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-498 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-499 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-501 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | LA GRANGE |
312-502 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-503 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 |
312-504 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-505 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-506 | FIRST COMMUNICATIONS, LLC | CHICGOZN01 |
312-507 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-508 | PEERLESS NETWORK OF ILLINOIS, LLC - IL | CHICGOZN01 |
312-509 | PEERLESS NETWORK OF ILLINOIS, LLC - IL | CHICGOZN01 |
312-510 | NEW CINGULAR WIRELESS PCS, LLC - IL | HINSDALE |
312-513 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-515 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-516 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-517 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-518 | NEW CINGULAR WIRELESS PCS, LLC - IL | WHEELING |
312-519 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-520 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-521 | AT&T - LOCAL | CHICGOZN01 |
312-522 | T-MOBILE USA, INC. | CHICGOZN01 |
312-523 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-525 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-526 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-527 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-529 | AT&T - LOCAL | CHICGOZN01 |
312-531 | NEW CINGULAR WIRELESS PCS, LLC - IL | HINSDALE |
312-532 | T-MOBILE USA, INC. | CHICGOZN01 |
312-533 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-534 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-537 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-540 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-541 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-542 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-543 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-544 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-545 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-546 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-547 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-548 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-549 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 |
312-550 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-551 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-552 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-553 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-554 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-557 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-558 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-559 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-560 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-561 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-563 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-564 | FIRST COMMUNICATIONS, LLC | CHICGOZN01 |
312-565 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-566 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-567 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-568 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-569 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-572 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-573 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-574 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-575 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-576 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-577 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL | CHICGOZN01 |
312-578 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-579 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-580 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-582 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-583 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-585 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-586 | ONVOY, LLC | CHICGOZN01 |
312-587 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-588 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-589 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-590 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-591 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-593 | T-MOBILE USA, INC. | CHICGOZN01 |
312-594 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-595 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-596 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 |
312-597 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-599 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-600 | ONVOY, LLC | CHICGOZN01 |
312-601 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-602 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-603 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-604 | XO ILLINOIS, INC. | CHICGOZN01 |
312-606 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-607 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-608 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-609 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-610 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-612 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-613 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-614 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-616 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-617 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-618 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-619 | T-MOBILE USA, INC. | CHICGOZN01 |
312-620 | BANDWIDTH.COM CLEC, LLC - IL | CHICGOZN01 |
312-621 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-622 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-623 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-624 | RCN TELECOM SERVICES OF ILLINIOS, INC. - IL | CHICGOZN01 |
312-625 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-626 | ONVOY, LLC | CHICGOZN01 |
312-627 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-628 | XO ILLINOIS, INC. | CHICGOZN01 |
312-629 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-630 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-631 | CENTURYLINK COMMUNICATIONS, LLC | CHICGOZN01 |
312-632 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-633 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-634 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-635 | GLOBAL CROSSING LOCAL SERVICES, INC. - IL | CHICGOZN01 |
312-636 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-637 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-638 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-639 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-640 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-641 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-642 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-643 | RCN TELECOM SERVICES OF ILLINIOS, INC. - IL | CHICGOZN01 |
312-644 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-645 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-646 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-647 | T-MOBILE USA, INC. | CHICGOZN01 |
312-648 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-649 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-650 | RCN TELECOM SERVICES OF ILLINIOS, INC. - IL | CHICGOZN01 |
312-651 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-653 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-654 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-655 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-656 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-658 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-659 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-660 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 |
312-661 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-662 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-663 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-664 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-665 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 |
312-666 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-667 | PEERLESS NETWORK OF ILLINOIS, LLC - IL | CHICGOZN01 |
312-669 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-670 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-671 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-673 | FIRST COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-674 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-675 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-676 | FIRST COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-678 | T-MOBILE USA, INC. | CHICGOZN01 |
312-681 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-683 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-685 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-687 | T-MOBILE USA, INC. | CHICGOZN01 |
312-689 | AMERICAN MESSAGING SERVICES, LLC | CHICGOZN01 |
312-690 | RCLEC, INC. - IL | CHICGOZN01 |
312-692 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-693 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-694 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-695 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-696 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-697 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-698 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-701 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-702 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-704 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-705 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 |
312-706 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 |
312-707 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-709 | T-MOBILE USA, INC. | CHICGOZN01 |
312-714 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-715 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-718 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-719 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-720 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-721 | T-MOBILE USA, INC. | CHICGOZN01 |
312-722 | US XCHANGE OF ILLINOIS LLC DBA CHOICE ONE COMM IL | CHICGOZN01 |
312-723 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-724 | BANDWIDTH.COM CLEC, LLC - IL | CHICGOZN01 |
312-725 | BANDWIDTH.COM CLEC, LLC - IL | CHICGOZN01 |
312-726 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-727 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-729 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-730 | AT&T - LOCAL | CHICGOZN01 |
312-731 | T-MOBILE USA, INC. | CHICGOZN01 |
312-732 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-733 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-734 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 |
312-735 | SPRINT SPECTRUM, L.P. | CHICGOZN04 |
312-736 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 |
312-737 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-738 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-739 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-741 | OVATION COMMUNICATIONS OF ILLINOIS, INC. | CHICGOZN01 |
312-742 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-743 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-744 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-745 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-746 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-747 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-749 | NEW CINGULAR WIRELESS PCS, LLC - IL | HINSDALE |
312-750 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-751 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-752 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-753 | RCN TELECOM SERVICES OF ILLINIOS, INC. - IL | CHICGOZN01 |
312-754 | LEVEL 3 TELECOM OF ILLINOIS, LLC - IL | CHICGOZN01 |
312-755 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-756 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-757 | GETGO COMMUNICATIONS LLC - IL | CHICGOZN01 |
312-758 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-759 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-762 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-763 | COMCAST IP PHONE, LLC | CHICGOZN01 |
312-764 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 |
312-765 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-766 | PEERLESS NETWORK OF ILLINOIS, LLC - IL | CHICGOZN01 |
312-767 | BANDWIDTH.COM CLEC, LLC - IL | CHICGOZN01 |
312-768 | AT&T - LOCAL | CHICGOZN01 |
312-770 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-771 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-772 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-774 | T-MOBILE USA, INC. | CHICGOZN01 |
312-775 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-777 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 |
312-778 | ONVOY, LLC | CHICGOZN01 |
312-780 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL | CHICGOZN01 |
312-781 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-782 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-783 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-784 | FIRST COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-785 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-786 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-787 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-788 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-789 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-791 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-792 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-793 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-794 | RCN TELECOM SERVICES OF ILLINIOS, INC. - IL | CHICGOZN01 |
312-795 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-796 | PEERLESS NETWORK OF ILLINOIS, LLC - IL | CHICGOZN01 |
312-798 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-799 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-800 | PEERLESS NETWORK OF ILLINOIS, LLC - IL | CHICGOZN01 |
312-801 | NUSO, LLC | CHICGOZN01 |
312-802 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-803 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL | CHICGOZN01 |
312-804 | T-MOBILE USA, INC. | CHICGOZN01 |
312-805 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-806 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-807 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-808 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-809 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-810 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-813 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-814 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-816 | NEW CINGULAR WIRELESS PCS, LLC - IL | HINSDALE |
312-818 | T-MOBILE USA, INC. | CHICGOZN01 |
312-819 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-821 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL | CHICGOZN01 |
312-822 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-823 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-824 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-826 | T-MOBILE USA, INC. | CHICGOZN01 |
312-827 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-828 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-829 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-831 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-832 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-833 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-834 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-835 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-836 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-837 | COMCAST IP PHONE, LLC | CHICGOZN01 |
312-838 | T-MOBILE USA, INC. | CHICGOZN01 |
312-840 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-841 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-842 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-843 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 |
312-845 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-846 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-848 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-849 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-850 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-852 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-853 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-854 | RCN TELECOM SERVICES OF ILLINIOS, INC. - IL | CHICGOZN01 |
312-855 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-856 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-857 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-858 | RCLEC, INC. - IL | CHICGOZN01 |
312-859 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-860 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-861 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-862 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-863 | OVATION COMMUNICATIONS OF ILLINOIS, INC. | CHICGOZN01 |
312-864 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-866 | T-MOBILE USA, INC. | CHICGOZN01 |
312-867 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-868 | BANDWIDTH.COM CLEC, LLC - IL | CHICGOZN01 |
312-869 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-870 | FIRST COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-871 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-872 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-873 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL | CHICGOZN01 |
312-875 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-876 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-877 | AT&T CORP. | CHICGOZN01 |
312-878 | PEERLESS NETWORK OF ILLINOIS, LLC - IL | CHICGOZN01 |
312-879 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-880 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-881 | OVATION COMMUNICATIONS OF ILLINOIS, INC. | CHICGOZN01 |
312-882 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-883 | BANDWIDTH.COM CLEC, LLC - IL | CHICGOZN01 |
312-884 | OVATION COMMUNICATIONS OF ILLINOIS, INC. | CHICGOZN01 |
312-885 | T-MOBILE USA, INC. | CHICGOZN01 |
312-886 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-888 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-890 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-893 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-894 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-895 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-896 | LEVEL 3 COMMUNICATIONS, LLC - IL | CHICGOZN01 |
312-897 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-898 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-899 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-902 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-904 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-905 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-906 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-907 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-908 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-909 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-912 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-913 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-914 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-915 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-917 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-918 | T-MOBILE USA, INC. | CHICGOZN01 |
312-919 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-920 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-922 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-923 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-924 | PAETEC COMMUNICATIONS, INC. - IL | CHICGOZN01 |
312-925 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-926 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-927 | T-MOBILE USA, INC. | CHICGOZN01 |
312-928 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-929 | T-MOBILE USA, INC. | CHICGOZN01 |
312-930 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-931 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-932 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-933 | SPRINT SPECTRUM, L.P. | CHICGOZN01 |
312-935 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-938 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-939 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-940 | PEERLESS NETWORK OF ILLINOIS, LLC - IL | CHICGOZN01 |
312-942 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-943 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-944 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-945 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-946 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-947 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-948 | OVATION COMMUNICATIONS OF ILLINOIS, INC. | CHICGOZN01 |
312-949 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-951 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-952 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-953 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-955 | RCN TELECOM SERVICES OF ILLINIOS, INC. - IL | CHICGOZN01 |
312-957 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-960 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-961 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-962 | GLOBAL CROSSING LOCAL SERVICES, INC. - IL | CHICGOZN01 |
312-964 | ONVOY, LLC | CHICGOZN01 |
312-965 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | CHICGOZN01 |
312-966 | METROPCS, INC. | CHICGOZN01 |
312-967 | BANDWIDTH.COM CLEC, LLC - IL | CHICGOZN01 |
312-968 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | LA GRANGE |
312-969 | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | LA GRANGE |
312-970 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-971 | BANDWIDTH.COM CLEC, LLC - IL | CHICGOZN01 |
312-972 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-973 | MCIMETRO ACCESS TRANSMISSION SERVICES LLC | CHICGOZN01 |
312-977 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-978 | T-MOBILE USA, INC. | CHICGOZN01 |
312-980 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 |
312-981 | OVATION COMMUNICATIONS OF ILLINOIS, INC. | CHICGOZN01 |
312-982 | COMCAST IP PHONE, LLC | CHICGOZN01 |
312-983 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-984 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-985 | OVATION COMMUNICATIONS OF ILLINOIS, INC. | CHICGOZN01 |
312-986 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-987 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-988 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-989 | NEW CINGULAR WIRELESS PCS, LLC - IL | CHICGOZN01 |
312-992 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-993 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-994 | OVATION COMMUNICATIONS OF ILLINOIS, INC. | CHICGOZN01 |
312-995 | TELEPORT COMMUNICATIONS AMERICA, LLC - IL | CHICGOZN01 |
312-996 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-997 | ILLINOIS BELL TEL CO | CHICGOZN01 |
312-999 | XO ILLINOIS, INC. | CHICGOZN01 |
Area code 312 belongs to Illinois, US. It is a General Purpose Code which was placed in service on January 1, 1947.
Type | General Purpose Code |
Use | Geograpic |
Location | Illinois (IL) |
Country | US |
Service Date | 01/01/1947 |
Service |
Other area codes serving Illinois: