OAKLANDON — IN
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| BANDWIDTH.COM CLEC, LLC - IN | 105F | 2 |
| INDIANA BELL TEL CO INC | 9325 | 2 |
| ONVOY, LLC - IN | 097D | 1 |
| LEVEL 3 COMMUNICATIONS, LLC - IN | 4803 | 1 |
| TON80 COMMUNICATIONS, LLC | 516J | 1 |