MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL
39 prefixes in 309 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 309-281 | EASTMOLINE | 846F | 2010-03-09 | Yes |
| 309-355 | GRIDLEY | 846F | 2019-05-10 | Yes |
| 309-485 | HUDSON | 846F | 2003-01-02 | Yes |
| 309-487 | DOWNS | 846F | 2003-01-02 | Yes |
| 309-488 | FARMERCITY | 846F | 2003-01-02 | Yes |
| 309-490 | LEXINGTON | 846F | 2003-01-02 | Yes |
| 309-491 | MCLEAN | 846F | 2003-01-02 | Yes |
| 309-498 | HEYWORTH | 846F | 2003-01-02 | Yes |
| 309-499 | LE ROY | 846F | 2003-01-02 | Yes |
| 309-503 | TOWANDA | 846F | 2004-11-22 | Yes |
| 309-514 | ALBANY | 846F | 2004-12-16 | Yes |
| 309-515 | ERIE | 846F | 2004-12-16 | Yes |
| 309-551 | MATHERVL | 846F | 2005-03-22 | Yes |
| 309-552 | ATKINSON | 846F | 2005-12-09 | Yes |
| 309-554 | LACON | 846F | 2005-12-09 | Yes |
| 309-559 | OQUAWKA | 846F | 2006-05-04 | Yes |
| 309-564 | EL PASO | 846F | 2005-11-22 | Yes |
| 309-600 | PREEMPTION | 846F | 2006-05-16 | Yes |
| 309-603 | CHILLICOTH | 846F | 2010-01-12 | Yes |
| 309-625 | ALEDO | 846F | 2005-03-22 | Yes |
| 309-626 | ORION | 846F | 2004-12-14 | Yes |
| 309-651 | YATES CITY | 846F | — | Yes |
| 309-707 | CAMBRIDGE | 846F | 2005-12-09 | Yes |
| 309-710 | ANNAWAN | 846F | 2005-12-09 | Yes |
| 309-720 | SHERRARD | 846F | 2001-10-29 | Yes |
| 309-739 | SECOR | 846F | 2002-10-16 | Yes |
| 309-771 | HILLSDALE | 846F | 2001-10-26 | Yes |
| 309-809 | REYNOLDS | 846F | 2006-01-12 | Yes |
| 309-814 | GLASFORD | 846F | 2001-10-29 | Yes |
| 309-842 | GERMATNHLS | 846F | 2006-02-07 | Yes |
| 309-843 | ALEXIS | 846F | 2001-10-26 | Yes |
| 309-845 | OSCO | 846F | 2001-10-26 | Yes |
| 309-848 | PORT BYRON | 846F | 2005-03-22 | Yes |
| 309-849 | METAMORA | 846F | 2006-02-06 | Yes |
| 309-855 | FAIRVIEW | 846F | 2006-05-03 | Yes |
| 309-871 | VIOLA | 846F | 2005-12-09 | Yes |
| 309-933 | GREENRIVER | 846F | 2006-01-05 | Yes |
| 309-977 | GREEN VLY | 846F | — | Yes |
| 309-987 | CORDOVA | 846F | 2005-06-15 | 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.