All assignees
800 prefixes in 618 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 618-400 | MILLSTADT | 224C | — | Yes |
| 618-401 | COLLINSVL | 6534 | — | — |
| 618-402 | COLLINSVL | 6534 | — | — |
| 618-403 | FLORA | 478J | — | Yes |
| 618-404 | HIGHLAND | 5562 | 2022-03-01 | Yes |
| 618-405 | HECKER | 593K | — | Yes |
| 618-406 | COLLINSVL | 6534 | — | — |
| 618-407 | COLLINSVL | 6534 | — | — |
| 618-408 | BECKEMEYER | 516C | 2011-03-02 | Yes |
| 618-409 | COLLINSVL | 6534 | — | — |
| 618-410 | COLLINSVL | 6529 | 2002-10-30 | Yes |
| 618-411 | XXXXXXXXXX | MULT | — | — |
| 618-412 | CARBONDALE | 6534 | 2004-11-02 | Yes |
| 618-413 | MARINE | 063E | 2012-04-18 | Yes |
| 618-414 | TROY | 508J | 2014-06-23 | Yes |
| 618-415 | BEECHER CY | 984E | 2020-05-05 | Yes |
| 618-416 | BELLEVILLE | 792K | 2004-08-31 | Yes |
| 618-417 | MT VERNON | 5562 | 2017-02-01 | Yes |
| 618-418 | BELLEVILLE | 7196 | 2018-04-16 | Yes |
| 618-419 | GRANITE CY | 6529 | 2015-02-09 | Yes |
| 618-420 | COLLINSVL | 6534 | — | — |
| 618-421 | ROBINSON | 6534 | 2002-02-04 | Yes |
| 618-422 | MARION | 248J | 2018-10-03 | Yes |
| 618-423 | RAMSEY | 1183 | — | Yes |
| 618-424 | ADDIEVILLE | 1183 | — | Yes |
| 618-425 | PITTSBURG | 1183 | — | Yes |
| 618-426 | AVA | 1015 | — | Yes |
| 618-427 | BROWNSTOWN | 1183 | — | Yes |
| 618-428 | HERRICK | 1055 | — | Yes |
| 618-429 | OLNEY | 9915 | 2009-05-20 | Yes |
| 618-430 | HECKER | 593K | 2010-03-23 | Yes |
| 618-431 | VANDALIA | 224C | — | Yes |
| 618-432 | PATOKA | 1183 | — | Yes |
| 618-433 | ALTON | 9329 | — | Yes |
| 618-434 | CARBONDALE | 6529 | 2008-11-26 | Yes |
| 618-435 | BENTON | 1015 | — | Yes |
| 618-436 | CENTRALIA | 9329 | — | Yes |
| 618-437 | INA | 1183 | — | Yes |
| 618-438 | BENTON | 1015 | — | Yes |
| 618-439 | BENTON | 1015 | — | Yes |
| 618-440 | MARION | 6333 | 2016-03-29 | Yes |
| 618-441 | ASHLEY | 6115 | 2005-02-22 | Yes |
| 618-442 | PARKERSBG | 1036 | — | Yes |
| 618-443 | SPARTA | 1015 | — | Yes |
| 618-444 | COLLINSVL | 6333 | — | — |
| 618-445 | ALBION | 1015 | — | Yes |
| 618-446 | BROWNS | 1088 | — | — |
| 618-447 | COLLINSVL | 6529 | 2005-02-18 | Yes |
| 618-448 | MASCOUTAH | 9915 | 2006-12-21 | Yes |
| 618-449 | SPARTA | 6333 | — | Yes |
| 618-450 | MT CARMEL | 506J | — | Yes |
| 618-451 | GRANITE CY | 9329 | — | — |
| 618-452 | GRANITE CY | 9329 | — | — |
| 618-453 | CARBONDALE | 1015 | — | — |
| 618-454 | OBLONG | 846F | — | Yes |
| 618-455 | WILLOWHILL | 1015 | — | Yes |
| 618-456 | WEST SALEM | 1036 | — | Yes |
| 618-457 | CARBONDALE | 1015 | — | — |
| 618-458 | RENAULT | 1026 | — | — |
| 618-459 | WORDEN | 1049 | — | — |
| 618-460 | LOUISVILLE | 846F | 2010-04-22 | Yes |
| 618-461 | ST ELMO | 593K | 2010-04-22 | Yes |
| 618-462 | ALTON | 9329 | — | — |
| 618-463 | ALTON | 9329 | — | — |
| 618-464 | NASHVILLE | 792K | 2006-05-30 | Yes |
| 618-465 | ALTON | 9329 | — | — |
| 618-466 | ALTON | 9329 | — | — |
| 618-467 | ALTON | 9329 | — | Yes |
| 618-468 | ALTON | 9329 | — | Yes |
| 618-469 | ROBINSON | 846F | 2010-03-23 | Yes |
| 618-470 | COLUMBIA | 7136 | 2019-08-28 | Yes |
| 618-471 | WOOD RIVER | 7196 | 2013-11-22 | Yes |
| 618-472 | MT VERNON | 6534 | 2010-04-13 | Yes |
| 618-473 | HECKER | 1036 | — | Yes |
| 618-474 | ALTON | 9329 | — | Yes |
| 618-475 | NEW ATHENS | 9329 | — | Yes |
| 618-476 | MILLSTADT | 1036 | — | Yes |
| 618-477 | COLLINSVL | 6529 | — | Yes |
| 618-478 | NEW MINDEN | 1183 | — | Yes |
| 618-479 | SALEM | 6115 | 2008-04-16 | Yes |
| 618-480 | OBLONG | 846F | 2010-04-22 | Yes |
| 618-481 | BRIGHTON | 508J | 2014-06-26 | Yes |
| 618-482 | E ST LOUIS | 9329 | — | — |
| 618-483 | ALTAMONT | 1183 | — | — |
| 618-484 | COLLINSVL | 073H | 2017-03-27 | Yes |
| 618-485 | ASHLEY | 1183 | — | — |
| 618-486 | LAWRENCEVL | 197D | 2019-09-09 | Yes |
| 618-487 | BEECHER CY | 1183 | — | Yes |
| 618-488 | ALHAMBRA | 0978 | — | — |
| 618-489 | EDGEMONT | 9329 | — | Yes |
| 618-490 | CARBONDALE | 846F | 2010-03-10 | Yes |
| 618-491 | COLLINSVL | 224C | 2016-05-13 | Yes |
| 618-492 | EDGEWOOD | 224C | 2018-10-23 | Yes |
| 618-493 | HOYLETON | 1183 | — | Yes |
| 618-494 | JERSEYVL | 6115 | 2002-05-13 | Yes |
| 618-495 | HOFFMAN | 1183 | — | Yes |
| 618-496 | TAMAROA | 1183 | — | Yes |
| 618-497 | PERCY | 1015 | — | Yes |
| 618-498 | JERSEYVL | 1183 | — | Yes |
| 618-499 | HARRISBURG | 6333 | 2002-08-09 | — |
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.