Phone numbers in Medinalake, Texas
Medinalake has 5 phone prefixes in area code 830.
Biggest holders: AT&T (local phone), Teleport Communications America, Matrix Telecom, Llc. S/i/i Tnci. This is the local calling area (rate center) where those prefixes were first assigned.
- Local phone company 40%
- Internet / business phone carrier 60%
Every prefix in Medinalake
Search the first six digits of a number in this list. If it's here, the number started in Medinalake with the carrier shown. If it isn't, check the Texas page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 830-476 | Matrix Telecom, Llc. S/i/i Tnci | Internet / business phone carrier | – |
| 830-612 | AT&T (local phone) | Local phone company | – |
| 830-689 | Teleport Communications America | Internet / business phone carrier | 2001 |
| 830-697 | Teleport Communications America | Internet / business phone carrier | 2001 |
| 830-751 | AT&T (local phone) | 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.