WESTFIELD — IN
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| FRONTIER NORTH, INC.. - IN | 0772 | 4 |
| ONVOY, LLC - IN | 097D | 2 |
| BANDWIDTH.COM CLEC, LLC - IN | 105F | 2 |
| TON80 COMMUNICATIONS, LLC | 516J | 1 |
| LEVEL 3 TELECOM OF INDIANA, LP - IN | 7060 | 1 |