COLUMBIACY — IN
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| BRIGHTSPEED OF INDIANA, LLC | 0832 | 2 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 2 |
| LEVEL 3 COMMUNICATIONS, LLC - IN | 4803 | 1 |
| METROPCS, INC. | 5562 | 1 |
| T-MOBILE USA, INC. | 6529 | 1 |