Area codes in St George, Utah
St George, Utah uses area code 435. The main St George area code is 435.
Area codes serving St George
Phone numbers in St George are written as ten digits — for example (435) 555-0190 — and fall in the Mountain Time zone.
All Utah area codes · Is a St George call a scam?
Nearby cities
- Provo area codes
- Salt Lake City area codes
- Grand Junction area codes
- Twin Falls area codes
- Las Vegas area codes
- Henderson area codes
- Kingman area codes
- Flagstaff area codes
Frequently asked questions
What is the area code for St George?
The main area code for St George, Utah is 435.
How many area codes does St George have?
St George has 1 area code: 435.
How do you dial a St George number?
Dial all 10 digits — the area code (435) followed by the 7-digit local number. From abroad, dial +1, then the area code and number.
Sourced from the official NANPA (North American Numbering Plan Administrator) numbering database, current as of August 2, 2026. Refreshed monthly.