Phone numbers in Onancock, Virginia
Onancock has 10 phone prefixes in area codes 757, 948.
Biggest holders: Verizon (local phone), AT&T Mobility, Onvoy. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 40%
- Local phone company 30%
- Internet / business phone carrier 30%
Every prefix in Onancock
Search the first six digits of a number in this list. If it's here, the number started in Onancock with the carrier shown. If it isn't, check the Virginia page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 757-302 | Verizon (local phone) | Local phone company | – |
| 757-387 | AT&T Mobility | Mobile carrier | 2003 |
| 757-505 | Bandwidth | Internet / business phone carrier | 2017 |
| 757-666 | Onvoy | Internet / business phone carrier | 2020 |
| 757-709 | Verizon Wireless | Mobile carrier | – |
| 757-710 | Verizon Wireless | Mobile carrier | – |
| 757-787 | Verizon (local phone) | Local phone company | – |
| 757-789 | Verizon (local phone) | Local phone company | – |
| 757-815 | Onvoy | Internet / business phone carrier | 2022 |
| 948-262 | AT&T Mobility | Mobile carrier | 2026 |
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.