MONROE — OH
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| PEERLESS NETWORK OF OHIO, LLC - OH | 284F | 1 |
| CINCINNATI BELL EXTENDED TERRITORIES LLC - OH | 309B | 1 |
| ONVOY, LLC - OH | 464C | 1 |
| LEVEL 3 COMMUNICATIONS, LLC - OH | 4863 | 1 |
| PAETEC ITEL, LLC | 829J | 1 |