Phone numbers in Mountain Grove, Missouri
Mountain Grove has 5 phone prefixes in area code 417.
Biggest holders: Brightspeed Of East Missouri, UScellular, Verizon Wireless. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 40%
- Local phone company 40%
- Internet / business phone carrier 20%
Every prefix in Mountain Grove
Search the first six digits of a number in this list. If it's here, the number started in Mountain Grove with the carrier shown. If it isn't, check the Missouri page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 417-259 | UScellular | Mobile carrier | – |
| 417-349 | Verizon Wireless | Mobile carrier | 2004 |
| 417-477 | Fractel | Internet / business phone carrier | 2019 |
| 417-547 | Brightspeed Of East Missouri | Local phone company | 2001 |
| 417-926 | Brightspeed Of East Missouri | 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.