Phone numbers in Greenwood Lake, New York
Greenwood Lake has 7 phone prefixes in area codes 329, 607, 845.
Biggest holders: Onvoy, Yorkstream Communications, Frontier. This is the local calling area (rate center) where those prefixes were first assigned.
- Local phone company 29%
- Internet / business phone carrier 57%
- Phone company 14%
Every prefix in Greenwood Lake
Search the first six digits of a number in this list. If it's here, the number started in Greenwood Lake with the carrier shown. If it isn't, check the New York page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 329-867 | Yorkstream Communications | Phone company | 2025 |
| 607-225 | Frontier | Local phone company | – |
| 607-318 | Onvoy | Internet / business phone carrier | 2020 |
| 845-477 | Verizon (local phone) | Local phone company | – |
| 845-576 | Level 3 (Lumen) | Internet / business phone carrier | 2008 |
| 845-595 | Onvoy | Internet / business phone carrier | 2001 |
| 845-840 | Onvoy | Internet / business phone carrier | – |
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.