NEW CANAAN — CT
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| SOUTHERN NEW ENGLAND TELCO DBA FRONTIER COMM OF CT | 9147 | 3 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CT | 7230 | 2 |
| BANDWIDTH.COM CLEC, LLC - CT | 199F | 1 |
| LEVEL 3 COMMUNICATIONS, LLC - CT | 4800 | 1 |
| BOOST SUBSCRIBERCO L.L.C. | 490J | 1 |