Phone numbers in Toppenish, Washington
Toppenish has 4 phone prefixes in area code 509.
Biggest holders: Verizon Wireless, CenturyLink / Lumen. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 50%
- Local phone company 50%
Every prefix in Toppenish
Search the first six digits of a number in this list. If it's here, the number started in Toppenish with the carrier shown. If it isn't, check the Washington page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 509-314 | Verizon Wireless | Mobile carrier | – |
| 509-829 | CenturyLink / Lumen | Local phone company | – |
| 509-864 | Verizon Wireless | Mobile carrier | 2019 |
| 509-865 | CenturyLink / Lumen | Local 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.