Phone numbers in St. Matthews, South Carolina
St. Matthews has 4 phone prefixes in area code 803.
Biggest holders: Windstream South Carolina, AT&T Mobility. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 25%
- Local phone company 75%
Every prefix in St. Matthews
Search the first six digits of a number in this list. If it's here, the number started in St. Matthews with the carrier shown. If it isn't, check the South Carolina page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 803-456 | AT&T Mobility | Mobile carrier | – |
| 803-655 | Windstream South Carolina | Local phone company | – |
| 803-874 | Windstream South Carolina | Local phone company | – |
| 803-901 | Windstream South Carolina | Local phone company | 2015 |
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.