Phone numbers in Richland Center, Wisconsin
Richland Center has 7 phone prefixes in area code 608.
Biggest holders: Frontier, Verizon Wireless, Teleport Communications America, LLC Wi. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 43%
- Local phone company 29%
- Internet / business phone carrier 14%
- Phone company 14%
Every prefix in Richland Center
Search the first six digits of a number in this list. If it's here, the number started in Richland Center with the carrier shown. If it isn't, check the Wisconsin page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 608-383 | Frontier | Local phone company | 2001 |
| 608-475 | Verizon Wireless | Mobile carrier | 2003 |
| 608-570 | Teleport Communications America, LLC Wi | Internet / business phone carrier | 2019 |
| 608-604 | UScellular | Mobile carrier | – |
| 608-647 | Frontier | Local phone company | – |
| 608-649 | Tech Com | Phone company | 2002 |
| 608-956 | T-Mobile (including Sprint) | Mobile carrier | 2025 |
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.