Phone numbers in Hamilton, New York
Hamilton has 9 phone prefixes in area codes 315, 680.
Biggest holders: Verizon (local phone), Tc Systems, Bandwidth. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 11%
- Local phone company 33%
- Internet / business phone carrier 33%
- Phone company 22%
Every prefix in Hamilton
Search the first six digits of a number in this list. If it's here, the number started in Hamilton with the carrier shown. If it isn't, check the New York page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 315-228 | Tc Systems | Phone company | – |
| 315-273 | Bandwidth | Internet / business phone carrier | 2018 |
| 315-630 | Onvoy | Internet / business phone carrier | – |
| 315-648 | Northland Networks | Phone company | – |
| 315-750 | Verizon Wireless | Mobile carrier | – |
| 315-824 | Verizon (local phone) | Local phone company | – |
| 315-825 | Verizon (local phone) | Local phone company | – |
| 680-327 | AT&T (local phone) | Local phone company | 2025 |
| 680-599 | Fractel | Internet / business phone carrier | 2021 |
Most prefixes are pooled: the 10,000 numbers in each are handed out in blocks of 1,000 to different carriers, and people can also take their numbers to another carrier. So the carrier shown is where the prefix started, not a guarantee about any one number. Source: NANPA central office code records, 2026-10-10.