Phone numbers in Warwick, New York
Warwick has 8 phone prefixes in area code 845.
Biggest holders: Alteva Of Warwick, Verizon Wireless, Csc Voice. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 50%
- Internet / business phone carrier 12%
- Phone company 38%
Every prefix in Warwick
Search the first six digits of a number in this list. If it's here, the number started in Warwick with the carrier shown. If it isn't, check the New York page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 845-324 | Csc Voice | Internet / business phone carrier | 2015 |
| 845-544 | AT&T Mobility | Mobile carrier | – |
| 845-545 | Verizon Wireless | Mobile carrier | 2008 |
| 845-717 | Verizon Wireless | Mobile carrier | 2019 |
| 845-929 | Boost / Virgin Mobile | Mobile carrier | 2023 |
| 845-986 | Alteva Of Warwick | Phone company | – |
| 845-987 | Alteva Of Warwick | Phone company | – |
| 845-988 | Alteva Of Warwick | Phone company | – |
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.