MIDDLEBURY — IN
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| FRONTIER NORTH, INC.. - IN | 0772 | 1 |
| OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | 1 |
| TWILIO INTERNATIONAL, INC. | 506J | 1 |
| TON80 COMMUNICATIONS, LLC | 516J | 1 |
| PAETEC ITEL, LLC | 829J | 1 |