Area Code 312

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Our database includes 646 area code 312 prefixes with phone numbers:

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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 Information

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

Related Area Codes

Other area codes serving Illinois: