BYRAM — CT
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| VERIZON NEW YORK, INC. | 9104 | 4 |
| ONVOY, LLC - CT | 639C | 3 |
| LEVEL 3 COMMUNICATIONS, LLC - CT | 4800 | 1 |
| CABLEVISION LIGHTPATH, INC. - CT | 4950 | 1 |
| PEERLESS NETWORK OF CONNECTICUT, LLC - CT | 539F | 1 |