All assignees
800 prefixes in 618 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 618-500 | GRANITE CY | 224C | 2017-10-18 | Yes |
| 618-501 | GRANITE CY | 829J | 2012-10-31 | Yes |
| 618-502 | FIELDON | 984E | 2020-05-05 | Yes |
| 618-503 | CARBONDALE | 6115 | 2002-05-13 | Yes |
| 618-504 | WATERLOO | 6529 | 2010-07-30 | Yes |
| 618-505 | TROY | 6115 | 2004-03-29 | Yes |
| 618-506 | HETTICK | 984E | 2020-05-05 | Yes |
| 618-507 | WOODLAWN | 6115 | 2005-02-22 | Yes |
| 618-508 | FLORA | 6115 | 2002-10-30 | Yes |
| 618-509 | BELLEVILLE | 6115 | 2002-05-13 | Yes |
| 618-510 | ST ELMO | 593K | 2005-05-31 | Yes |
| 618-511 | XXXXXXXXXX | MULT | — | — |
| 618-512 | GRANITE CY | 9329 | — | Yes |
| 618-513 | BENTON | 6534 | 2001-01-31 | Yes |
| 618-514 | COLLINSVL | 6529 | — | Yes |
| 618-515 | E ST LOUIS | 5562 | 2014-07-07 | Yes |
| 618-516 | FAIRFIELD | 6534 | 2001-12-06 | Yes |
| 618-517 | OLNEY | 6529 | 2016-05-05 | Yes |
| 618-518 | HARRISBURG | 6534 | — | Yes |
| 618-519 | CARBONDALE | 9915 | — | Yes |
| 618-520 | COLLINSVL | 6534 | — | Yes |
| 618-521 | CARBONDALE | 6333 | — | — |
| 618-522 | METROPOLIS | 6115 | — | Yes |
| 618-523 | GERMANTOWN | 9329 | — | Yes |
| 618-524 | METROPOLIS | 1015 | — | Yes |
| 618-525 | CARBONDALE | 6534 | — | Yes |
| 618-526 | BREESE | 9329 | — | Yes |
| 618-527 | CARBONDALE | 6534 | — | Yes |
| 618-528 | CARBONDALE | 6534 | — | Yes |
| 618-529 | CARBONDALE | 1015 | — | — |
| 618-530 | COLLINSVL | 6529 | — | Yes |
| 618-531 | COLLINSVL | 6529 | — | Yes |
| 618-532 | CENTRALIA | 9329 | — | — |
| 618-533 | CENTRALIA | 9329 | — | — |
| 618-534 | CARBONDALE | 6333 | — | — |
| 618-535 | JERSEYVL | 6265 | — | Yes |
| 618-536 | CARBONDALE | 1015 | — | — |
| 618-537 | LEBANON | 9329 | — | Yes |
| 618-538 | WESTVIEW | 1036 | — | Yes |
| 618-539 | FREEBURG | 9329 | — | Yes |
| 618-540 | COLLINSVL | 6534 | — | Yes |
| 618-541 | COLLINSVL | 6534 | — | Yes |
| 618-542 | DU QUOIN | 1015 | — | Yes |
| 618-543 | JOPPA | 1015 | — | Yes |
| 618-544 | ROBINSON | 1015 | — | Yes |
| 618-545 | CENTRALIA | 9329 | — | Yes |
| 618-546 | ROBINSON | 1015 | — | Yes |
| 618-547 | KINMUNDY | 9329 | — | Yes |
| 618-548 | SALEM | 9329 | — | — |
| 618-549 | CARBONDALE | 1015 | — | — |
| 618-550 | COLLINSVL | 6534 | — | Yes |
| 618-551 | COLLINSVL | 063E | 2008-06-25 | Yes |
| 618-552 | SANDOVAL | 984E | 2020-05-05 | Yes |
| 618-553 | ROBINSON | 6333 | — | — |
| 618-554 | ROBINSON | 6333 | — | Yes |
| 618-555 | DIR ASST | MULT | — | — |
| 618-556 | JERSEYVL | 6265 | — | Yes |
| 618-557 | HARDINVL | 1036 | — | Yes |
| 618-558 | COLLINSVL | 6529 | — | Yes |
| 618-559 | CARBONDALE | 6333 | — | — |
| 618-560 | COLLINSVL | 6534 | — | Yes |
| 618-561 | CARBONDALE | 732J | — | Yes |
| 618-562 | ROBINSON | 6534 | — | — |
| 618-563 | HUTSONVL | 1036 | — | Yes |
| 618-564 | BROOKPORT | 1015 | — | Yes |
| 618-565 | MURPHYSBO | 1015 | — | Yes |
| 618-566 | MASCOUTAH | 1036 | — | Yes |
| 618-567 | COLLINSVL | 6529 | — | Yes |
| 618-568 | ELKVILLE | 1015 | — | Yes |
| 618-569 | ANNAPOLIS | 1036 | — | Yes |
| 618-570 | COLLINSVL | 6534 | — | Yes |
| 618-571 | PINCKNEYVL | 6333 | 2007-09-06 | Yes |
| 618-572 | FLORA | 6333 | — | Yes |
| 618-573 | BELLEVILLE | 6529 | 2023-07-28 | Yes |
| 618-574 | AVISTON | 516C | 2009-12-07 | Yes |
| 618-575 | SEFTON | 984E | 2020-06-05 | Yes |
| 618-576 | HARDIN | 1183 | — | Yes |
| 618-577 | BREESE | 984E | 2019-04-26 | Yes |
| 618-578 | COLLINSVL | 6534 | — | Yes |
| 618-579 | MARION | 6529 | 2002-02-04 | Yes |
| 618-580 | COLLINSVL | 6529 | — | Yes |
| 618-581 | COLLINSVL | 6529 | — | Yes |
| 618-582 | NEW ATHENS | 7196 | 2013-11-22 | Yes |
| 618-583 | E ST LOUIS | 9329 | — | — |
| 618-584 | FLAT ROCK | 1012 | — | — |
| 618-585 | BUNKERHILL | 1183 | — | Yes |
| 618-586 | PALESTINE | 1036 | — | Yes |
| 618-587 | TILDEN | 1015 | — | Yes |
| 618-588 | NEW BADEN | 1036 | — | Yes |
| 618-589 | O FALLON | 6115 | — | Yes |
| 618-590 | DIX | 984E | 2020-06-05 | Yes |
| 618-591 | ELDORADO | 224C | 2020-07-06 | Yes |
| 618-592 | OBLONG | 1065 | — | — |
| 618-593 | COLLINSVL | 6529 | — | Yes |
| 618-594 | CARLYLE | 9329 | — | Yes |
| 618-595 | SHIPMAN | 984E | 2020-06-05 | Yes |
| 618-596 | ZEIGLER | 1015 | — | Yes |
| 618-597 | CENTRALIA | 9748 | — | — |
| 618-598 | OKAWVILLE | 224C | 2020-07-06 | Yes |
| 618-599 | FAIRFIELD | 6333 | — | — |
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.