Phone numbers in John Day, Oregon
John Day has 4 phone prefixes in area code 541.
Biggest holders: CenturyLink / Lumen, Verizon Wireless, Onvoy. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 50%
- Local phone company 25%
- Internet / business phone carrier 25%
Every prefix in John Day
Search the first six digits of a number in this list. If it's here, the number started in John Day with the carrier shown. If it isn't, check the Oregon page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 541-575 | CenturyLink / Lumen | Local phone company | – |
| 541-620 | Verizon Wireless | Mobile carrier | – |
| 541-628 | Onvoy | Internet / business phone carrier | 2008 |
| 541-792 | UScellular | Mobile carrier | 2005 |
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.