CORTLAND — NY
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| VERIZON NEW YORK, INC. | 9104 | 6 |
| PAETEC ITEL, LLC | 829J | 5 |
| NEW CINGULAR WIRELESS PCS, LLC - DC | 4036 | 2 |
| OMNIPOINT COMMUNICATIONS, INC. - NY | 6622 | 2 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NY | 6959 | 2 |