COLCORD — OK
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC | 1142 | 1 |
| LEVEL 3 COMMUNICATIONS, LLC - OK | 5257 | 1 |
| ONVOY SPECTRUM, LLC | 624H | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| BRIGHTSPEED OF NORTHWEST ARKANSAS, LLC | 1142 | 1 |
| LEVEL 3 COMMUNICATIONS, LLC - OK | 5257 | 1 |
| ONVOY SPECTRUM, LLC | 624H | 1 |