All assignees
800 prefixes in 618 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 618-300 | CARBONDALE | 224C | 2011-02-17 | Yes |
| 618-301 | COLLINSVL | 829J | — | Yes |
| 618-302 | ALBION | 6333 | 2004-03-12 | Yes |
| 618-303 | CARBONDALE | 6534 | — | — |
| 618-304 | COLLINSVL | 6333 | — | — |
| 618-305 | CARBONDALE | 6333 | — | Yes |
| 618-306 | CAIRO | 6333 | 2004-03-12 | Yes |
| 618-307 | EDWARDSVL | 829J | — | Yes |
| 618-308 | MCLEANSBO | 6333 | 2004-03-12 | Yes |
| 618-309 | METROPOLIS | 6333 | 2003-10-13 | Yes |
| 618-310 | BELLEVILLE | 6115 | 2002-02-04 | Yes |
| 618-311 | XXXXXXXXXX | MULT | — | — |
| 618-312 | SALEM | 772H | 2017-09-19 | Yes |
| 618-313 | RIDGWAY | 6333 | 2004-03-12 | Yes |
| 618-314 | NASHVILLE | 6333 | 2004-03-12 | Yes |
| 618-315 | MT VERNON | 6534 | — | Yes |
| 618-316 | MT VERNON | 6529 | — | Yes |
| 618-317 | SPARTA | 6333 | 2003-04-29 | Yes |
| 618-318 | PINCKNEYVL | 6333 | 2003-09-09 | Yes |
| 618-319 | CARBONDALE | 6115 | 2002-09-10 | Yes |
| 618-320 | OLNEY | 6534 | 2014-03-27 | Yes |
| 618-321 | COLLINSVL | 9748 | — | — |
| 618-322 | CENTRALIA | 6333 | — | — |
| 618-323 | IUKA | 9329 | — | Yes |
| 618-324 | COLLINSVL | 9748 | — | — |
| 618-325 | COLLINSVL | 9748 | — | — |
| 618-326 | MULBRY GRV | 1183 | — | Yes |
| 618-327 | NASHVILLE | 9329 | — | Yes |
| 618-328 | DOW | 6115 | 2003-01-30 | Yes |
| 618-329 | OAKDALE | 1003 | — | — |
| 618-330 | KAMPSVILLE | 984E | 2020-03-25 | Yes |
| 618-331 | CARBONDALE | 7229 | — | Yes |
| 618-332 | E ST LOUIS | 9329 | — | Yes |
| 618-333 | HERRIN | 6769 | — | — |
| 618-334 | COLLINSVL | 6534 | — | Yes |
| 618-335 | CENTRALIA | 6333 | — | — |
| 618-336 | RICE | 1003 | — | — |
| 618-337 | E ST LOUIS | 9329 | — | — |
| 618-338 | COLLINSVL | 9748 | — | — |
| 618-339 | CENTRALIA | 6534 | — | Yes |
| 618-340 | RED BUD | 6534 | 2003-09-09 | Yes |
| 618-341 | COLLINSVL | 9748 | — | — |
| 618-342 | VILLARIDGE | 1015 | — | Yes |
| 618-343 | COLLINSVL | 9329 | — | Yes |
| 618-344 | COLLINSVL | 9329 | — | — |
| 618-345 | COLLINSVL | 9329 | — | — |
| 618-346 | COLLINSVL | 9329 | — | Yes |
| 618-347 | SEFTON | 1055 | — | Yes |
| 618-348 | HERRICK | 984E | 2020-03-25 | Yes |
| 618-349 | ST PETER | 1183 | — | Yes |
| 618-350 | MARINE | 984E | 2020-03-25 | Yes |
| 618-351 | CARBONDALE | 1015 | — | — |
| 618-352 | CENTRALIA | 6534 | — | Yes |
| 618-353 | CARBONDALE | 6534 | — | Yes |
| 618-354 | OLNEY | 622J | — | Yes |
| 618-355 | BELLEVILLE | 9329 | — | — |
| 618-356 | BUNKERHILL | 6115 | 2003-01-30 | Yes |
| 618-357 | PINCKNEYVL | 1015 | — | Yes |
| 618-358 | NEW BADEN | 984E | 2020-03-25 | Yes |
| 618-359 | CENTRALIA | 6534 | — | Yes |
| 618-360 | HARMONY | 9329 | 2002-02-04 | Yes |
| 618-361 | PINCKNEYVL | 7229 | 2018-02-09 | Yes |
| 618-362 | DORCHESTER | 1055 | — | Yes |
| 618-363 | COLLINSVL | 6333 | — | — |
| 618-364 | MARION | 6333 | — | Yes |
| 618-365 | COLLINSVL | 516C | — | Yes |
| 618-366 | KASKASKIA | 9533 | — | Yes |
| 618-367 | CENTRALIA | 6333 | — | Yes |
| 618-368 | HARDIN | 6115 | 2003-01-30 | Yes |
| 618-369 | COLLINSVL | 9748 | — | — |
| 618-370 | MEDORA | 6115 | 2003-01-30 | Yes |
| 618-371 | TAMAROA | 6115 | 2003-01-02 | Yes |
| 618-372 | BRIGHTON | 9329 | — | Yes |
| 618-373 | GRANITE CY | 6534 | 2020-04-08 | Yes |
| 618-374 | ALTON | 9329 | — | Yes |
| 618-375 | GRAYVILLE | 1015 | — | Yes |
| 618-376 | FIELDON | 1183 | — | Yes |
| 618-377 | BETHALTO | 9329 | — | — |
| 618-378 | NORRISCITY | 1036 | — | Yes |
| 618-379 | NORRISCITY | 9915 | 2002-06-11 | Yes |
| 618-380 | CARMI | 9915 | 2002-06-11 | Yes |
| 618-381 | COLLINSVL | 7196 | — | Yes |
| 618-382 | CARMI | 1015 | — | Yes |
| 618-383 | CARMI | 6214 | 2001-12-06 | Yes |
| 618-384 | CARMI | 1015 | — | Yes |
| 618-385 | TAMAROA | 6115 | 2005-02-22 | Yes |
| 618-386 | HURST | 846F | — | Yes |
| 618-387 | CARMI | 073H | — | Yes |
| 618-388 | OLNEY | 6115 | — | Yes |
| 618-389 | ASHLEY | 6115 | 2003-01-02 | Yes |
| 618-390 | WOODLAWN | 6115 | 2003-01-02 | Yes |
| 618-391 | GLENCARBON | 9329 | 2007-01-30 | Yes |
| 618-392 | OLNEY | 1015 | — | — |
| 618-393 | OLNEY | 1015 | — | Yes |
| 618-394 | EDGEMONT | 9329 | — | — |
| 618-395 | OLNEY | 1015 | — | Yes |
| 618-396 | BATCHTOWN | 1183 | — | — |
| 618-397 | EDGEMONT | 9329 | — | — |
| 618-398 | EDGEMONT | 9329 | — | — |
| 618-399 | EDGEMONT | 9329 | — | — |
These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.