Phone numbers in Platteville, Wisconsin
Platteville has 8 phone prefixes in area code 608.
Biggest holders: UScellular, Brightspeed Of Western Wisconsin, Verizon Wireless. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 62%
- Local phone company 38%
Every prefix in Platteville
Search the first six digits of a number in this list. If it's here, the number started in Platteville with the carrier shown. If it isn't, check the Wisconsin page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 608-330 | UScellular | Mobile carrier | 2004 |
| 608-331 | Verizon Wireless | Mobile carrier | – |
| 608-342 | Brightspeed Of Western Wisconsin | Local phone company | – |
| 608-348 | Brightspeed Of Western Wisconsin | Local phone company | – |
| 608-349 | Brightspeed Of Western Wisconsin | Local phone company | – |
| 608-642 | Verizon Wireless | Mobile carrier | – |
| 608-732 | UScellular | Mobile carrier | – |
| 608-778 | UScellular | Mobile carrier | – |
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.