Phone numbers in Pine Ridge, South Dakota
Pine Ridge has 3 phone prefixes in area code 605.
Biggest holders: Native American Telecom - Pine Ridge, Golden West Telecomm. This is the local calling area (rate center) where those prefixes were first assigned.
- Local phone company 33%
- Phone company 67%
Every prefix in Pine Ridge
Search the first six digits of a number in this list. If it's here, the number started in Pine Ridge with the carrier shown. If it isn't, check the South Dakota page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 605-562 | Native American Telecom - Pine Ridge | Phone company | 2010 |
| 605-615 | Native American Telecom - Pine Ridge | Phone company | 2018 |
| 605-867 | Golden West Telecomm | 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.