Utah area codes
- Area codes in
- 3
- State
- Utah
- Utah is served by 3 area codes, from 801 in 1947 to 385 in 2009. 1 of them are overlays, added as older codes filled up.
- Updated 8 October 2026
Now in Utah
Mountain Time · UTC−7, UTC−6 in summer
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Mountain Time
Typical business hours, 9 to 5 Monday to Friday.
Typical business hours, 9 to 5 Monday to Friday, shown as the blue arc. A guide to when a real Utah office is likely to answer. It says nothing about who called you.
01
All area codes in Utah
Utah is served by 3 area codes. 801 is the oldest, in service since 1947; 385 is the newest, activated in 2009.
02
Utah area codes by city
These are the Utah cities served by more than one area code, or whose code also covers a wider area.
03
Overlay codes and dialling rules in Utah
1 of Utah’s 3 area codes are overlays — a second code laid over an existing footprint instead of splitting it. Wherever an overlay operates, local calls require the full ten-digit number.
04
Spam call reports in Utah
These Utah area codes drew the most reports to the FTC in the 30 days to 8 October 2026. The figures describe numbers displaying each code, which caller ID spoofing can fake.
Most reported Utah area codes · last 30 days
| # | Code | Primary city | Reports (30 days) |
|---|---|---|---|
| 1 | 801 | Salt Lake City | 467 |
| 2 | 435 | St. George | 390 |
| 3 | 385 | Salt Lake City | 383 |
A number listed here may itself be a spoofing victim rather than the caller. These are unverified consumer reports.
Source: FTC Do Not Call Reported Calls Data, unverified consumer reports, retrieved 8 October 2026. Request a correction. Month-over-month figures appear once two complete 30-day windows exist.
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05
Questions
How many area codes does Utah have?
Utah has 3 area codes: 385, 435, 801.
What is the main area code for Salt Lake City?
The main area code for Salt Lake City is 385.
Which Utah area code is oldest?
Area code 801 is the oldest in Utah, in service since 1947.
Do I need to dial ten digits in Utah?
Yes, wherever an overlay operates. 1 of Utah’s area codes are overlays, and local calls within an overlay area require the full ten-digit number.
Which Utah area code gets the most spam calls?
Area code 801 (Salt Lake City) drew the most reports of any Utah code in the 30 days to 8 October 2026, with 467 numbers reported.
Neighbouring states
Largest cities