Phone numbers in St. James, Missouri
St. James has 5 phone prefixes in area codes 235, 573.
Biggest holders: T-Mobile (including Sprint), Verizon Wireless, AT&T Mobility. This is the local calling area (rate center) where those prefixes were first assigned.
- Mobile carrier 60%
- Local phone company 20%
- Internet / business phone carrier 20%
Every prefix in St. James
Search the first six digits of a number in this list. If it's here, the number started in St. James with the carrier shown. If it isn't, check the Missouri page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 235-219 | T-Mobile (including Sprint) | Mobile carrier | 2025 |
| 573-261 | Verizon Wireless | Mobile carrier | – |
| 573-263 | AT&T Mobility | Mobile carrier | – |
| 573-265 | Brightspeed Of Missouri | Local phone company | – |
| 573-899 | Fidelity Cablevision | Internet / business phone carrier | 2001 |
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.