COLUMBUS — IN
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| INDIANA BELL TEL CO INC | 9325 | 12 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 5 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IN | 6725 | 3 |
| LEVEL 3 COMMUNICATIONS, LLC - IN | 4803 | 2 |
| METROPCS, INC. | 5562 | 2 |