FOSTORIA — OH
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | 6025 | 3 |
| OHIO BELL TEL CO | 9321 | 2 |
| TELNYX LLC | 073H | 1 |
| PEERLESS NETWORK OF OHIO, LLC - OH | 284F | 1 |
| LEVEL 3 COMMUNICATIONS, LLC - OH | 4863 | 1 |