BELFAST — NY
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | 1 |
| ONVOY SPECTRUM, LLC | 624H | 1 |
| VERIZON NEW YORK, INC. | 9104 | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | 1 |
| ONVOY SPECTRUM, LLC | 624H | 1 |
| VERIZON NEW YORK, INC. | 9104 | 1 |