NORTHWOOD — ND
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| ONVOY, LLC - ND | 452F | 1 |
| LEVEL 3 COMMUNICATIONS, LLC - ND | 8054 | 1 |
| QWEST CORPORATION | 9631 | 1 |
| BANDWIDTH.COM CLEC, LLC - ND | 999E | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| ONVOY, LLC - ND | 452F | 1 |
| LEVEL 3 COMMUNICATIONS, LLC - ND | 8054 | 1 |
| QWEST CORPORATION | 9631 | 1 |
| BANDWIDTH.COM CLEC, LLC - ND | 999E | 1 |