Utah area codes: full list with cities and how to dial
Utah has roughly 3.4 million residents, and its phone numbers are organized into 3 area codes under the North American Numbering Plan. Utah is served by 3 active geographic area codes, anchored by 801 in the Salt Lake City area. The Salt Lake City corridor uses an 801/385 overlay; the rest of the state is 435. Every Utah number is dialed as +1, then the three-digit area code, then a seven-digit local number. With Phonecall you can call any Utah landline or mobile straight from your browser. There is no app to install, no SIM, and no subscription. You see the per-minute rate before you dial, billing is by the second, and your first call is free.
Call Utah from your browserAll Utah area codes
3 active geographic area codes in service across Utah.
| Area code | Primary cities and region | Example number |
|---|---|---|
| 801 | Salt Lake City metro and Wasatch Front: Ogden, Provo (overlay of 801/385) | +1 (801) 555-0100 |
| 385 | Salt Lake City metro (overlay of 801) | +1 (385) 555-0100 |
| 435 | Rest of Utah outside the Salt Lake metro | +1 (435) 555-0100 |
Example numbers use the reserved 555-0100 range and are for illustration only.
How to call Utah from abroad
Every Utah phone number is part of the +1 North American calling zone. To reach one from outside the United States, dial three parts in order:
- 1. Your exit code, then +1 — the US country code.
- 2. The three-digit area code — for example 801 for the Salt Lake City area.
- 3. The seven-digit local number.
Example, full international format:
+1 (801) 555-0100
With Phonecall you skip the exit codes entirely. Enter the number in international format and we connect the call from your browser, billed by the second from $0.03/min, with no SIM, no app, and no monthly fee.
Why Utah has multiple area codes
The Salt Lake City corridor uses an 801/385 overlay; the rest of the state is 435.
When a region runs low on available numbers, the phone system adds capacity in one of two ways. A split divides the old region geographically and gives part of it a brand-new area code. An overlay keeps the existing code and layers a second one on top of the same area, which is why a single city can have several area codes and why ten-digit dialing becomes the norm. Either way, the number you dial always stays the same length: +1, the area code, then seven digits.
3
active area codes
~3.4 million
residents (approx.)
Salt Lake City
largest city
Calling Utah with Phonecall
See the rate before you dial
The per-minute price for any Utah number shows up front, so there are no surprises on your bill.
Billed by the second
You pay only for the time you actually talk, charged per second rather than rounded up to the minute.
No subscription
Pay as you go with credit that never expires. There is no monthly fee and no contract to cancel.
Works in your browser
Call Utah landlines and mobiles from any device with a browser. No app to install and no SIM card.
Utah area codes: frequently asked questions
What is the main area code for Salt Lake City?
Salt Lake City, the largest city in Utah, is primarily served by area code 801 (Salt Lake City metro and Wasatch Front: Ogden, Provo (overlay of 801/385)). Utah has 3 area codes in total, listed in full above.
How do I dial a Utah number from another country?
Dial your international exit code, then +1 (the US country code), then the three-digit Utah area code, then the seven-digit local number. With Phonecall you just enter the number in international format and we connect the call from your browser, from $0.03/min.
How many area codes does Utah have?
Utah currently has 3 active geographic area codes in service. The Salt Lake City corridor uses an 801/385 overlay; the rest of the state is 435.