COLUMBUS — OH
Data last updated: August 31, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| OHIO BELL TEL CO | 9321 | 125 |
| AERIAL COMMUNICATIONS, INC. | 6701 | 87 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH | 6025 | 69 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 42 |
| TELEPORT COMMUNICATIONS AMERICA, LLC - OH | 7532 | 15 |