MONTPELIER — IN
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| ONVOY, LLC - IN | 097D | 1 |
| LEVEL 3 COMMUNICATIONS, LLC - IN | 4803 | 1 |
| TELEPORT COMMUNICATIONS AMERICA, LLC - IN | 7314 | 1 |
| INDIANA BELL TEL CO INC | 9325 | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| ONVOY, LLC - IN | 097D | 1 |
| LEVEL 3 COMMUNICATIONS, LLC - IN | 4803 | 1 |
| TELEPORT COMMUNICATIONS AMERICA, LLC - IN | 7314 | 1 |
| INDIANA BELL TEL CO INC | 9325 | 1 |