About Area Code 520
Area code 520 serves Arizona, covering major cities including Tucson. Operating in the Mountain Time (MT), this code was established in 1995.
| State | Time Zone | Cities |
|---|---|---|
| Arizona | Mountain Time (MT) | Tucson |
Active Area Code
520
Arizona
Mountain Time (MT)
Est. 1995
PRIMARY
Location
Arizona
Tucson
ACTIVE
Coverage
1 Cities
Since 1995
Beware of Spam Calls
Scammers frequently use 520 numbers. Always verify unknown callers before sharing personal information.
Protect Yourself NowCommon Questions
Where is 520?
Located in Arizona, serving Tucson and surrounding areas.
What time zone?
Operates in Mountain Time (MT).
When established?
Area code 520 was introduced in 1995.
Used for spam?
Can be used by legitimate and fraudulent callers. Always verify unknown numbers.