CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL
38 prefixes in 618 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 618-226 | SHATTUC | 1183 | — | Yes |
| 618-232 | HAMBURG | 1183 | — | Yes |
| 618-238 | EDGEWOOD | 1183 | — | Yes |
| 618-245 | FARINA | 1183 | — | Yes |
| 618-247 | SANDOVAL | 1183 | — | Yes |
| 618-249 | IRVINGTON | 1183 | — | Yes |
| 618-279 | WALTONVL | 1183 | — | — |
| 618-326 | MULBRY GRV | 1183 | — | Yes |
| 618-349 | ST PETER | 1183 | — | Yes |
| 618-376 | FIELDON | 1183 | — | Yes |
| 618-396 | BATCHTOWN | 1183 | — | — |
| 618-423 | RAMSEY | 1183 | — | Yes |
| 618-424 | ADDIEVILLE | 1183 | — | Yes |
| 618-425 | PITTSBURG | 1183 | — | Yes |
| 618-427 | BROWNSTOWN | 1183 | — | Yes |
| 618-432 | PATOKA | 1183 | — | Yes |
| 618-437 | INA | 1183 | — | Yes |
| 618-478 | NEW MINDEN | 1183 | — | Yes |
| 618-483 | ALTAMONT | 1183 | — | — |
| 618-485 | ASHLEY | 1183 | — | — |
| 618-487 | BEECHER CY | 1183 | — | Yes |
| 618-493 | HOYLETON | 1183 | — | Yes |
| 618-495 | HOFFMAN | 1183 | — | Yes |
| 618-496 | TAMAROA | 1183 | — | Yes |
| 618-498 | JERSEYVL | 1183 | — | Yes |
| 618-576 | HARDIN | 1183 | — | Yes |
| 618-585 | BUNKERHILL | 1183 | — | Yes |
| 618-653 | KAMPSVILLE | 1183 | — | Yes |
| 618-729 | MEDORA | 1183 | — | Yes |
| 618-735 | WOODLAWN | 1183 | — | — |
| 618-749 | KEYESPORT | 1183 | — | Yes |
| 618-753 | CHESTERBDG | 1183 | — | Yes |
| 618-765 | BARTELSO | 1183 | — | Yes |
| 618-778 | HETTICK | 1183 | — | Yes |
| 618-787 | DUBOIS | 1183 | — | Yes |
| 618-829 | ST ELMO | 1183 | — | — |
| 618-883 | BRUSSELS | 1183 | — | Yes |
| 618-885 | DOW | 1183 | — | Yes |
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.