KATONAH — NY
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| ONVOY, LLC- NY | 384C | 2 |
| VERIZON NEW YORK, INC. | 9104 | 2 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | 1 |
| TC SYSTEMS, INC. - NY | 7140 | 1 |
| COMMIO, LLC | 939H | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| ONVOY, LLC- NY | 384C | 2 |
| VERIZON NEW YORK, INC. | 9104 | 2 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NY | 7133 | 1 |
| TC SYSTEMS, INC. - NY | 7140 | 1 |
| COMMIO, LLC | 939H | 1 |