Area codes in Seguin, Texas
Seguin, Texas uses area code 830. The main Seguin area code is 830.
Area codes serving Seguin
All Texas area codes · Is a Seguin call a scam?
Nearby cities
- New Braunfels area codes
- San Antonio area codes
- Austin area codes
- Round Rock area codes
- Georgetown area codes
- Kerrville area codes
- Killeen area codes
- Corpus Christi area codes
Sourced from the official NANPA (North American Numbering Plan Administrator) numbering database, current as of June 20, 2026. Refreshed monthly.