🇺🇸 United States · Arizona

Area code 520

Area code 520 is a telephone area code in Arizona, United States, covering Tucson, Sierra Vista, Casa Grande, Nogales, Douglas, Green Valley and more. Local time is UTC−7. Numbers look like (520) 234-5678, or +1 520 234 5678 from abroad.

State: Arizona
Time zone: Phoenix UTC−7
Local time now: –
Dial from abroad: +1 520

Places in area code 520

Cities and towns with telephone exchanges in the 520 area code, most exchanges first.

Tucson
Sierra Vista
Casa Grande
Nogales
Douglas
Green Valley
Sells
Willcox
Ajo
Bisbee
Sonoita
Huachuca City
Tombstone
Eloy
Sacaton
Maricopa
Benson
Marana
Coolidge
Pearce
Florence
Oracle

How to dial area code 520

Calling from	You dial
Inside the 520 area	520 234 5678 (10 digits)
Elsewhere in the US & Canada	1 520 234 5678
Any mobile phone, anywhere	+1 520 234 5678
UK, Europe, India and most countries	00 1 520 234 5678
Australia	0011 1 520 234 5678

Other area codes in Arizona

480 Scottsdale, Mesa 602 Phoenix, Glendale 623 Phoenix, Glendale 928 Flagstaff, Prescott

Area code 520: FAQ

Where is area code 520?

Area code 520 is in Arizona, United States and serves Tucson, Sierra Vista, Casa Grande, Nogales, Douglas, Green Valley. and other places

What time zone is area code 520 in?

Area code 520 is in the America/Phoenix time zone (UTC−7).

How do I call a 520 number from outside the US and Canada?

Dial your exit code (00 in most countries, or + on a mobile), then 1, then 520 and the seven-digit number. Example: +1 520 234 5678.

Is a call from area code 520 a scam?

Area code 520 is a regular North American area code, but caller ID can be spoofed: scammers often show local-looking numbers. Do not call back unknown numbers that ask for money or personal data, and check the number with the phone number validator to see whether it is valid and whether it is a mobile, landline or VoIP number.

Phone number API

Check 520 numbers in your app

numlookupapi checks any phone number worldwide in one request and returns validity, line type, carrier, location and every standard format as JSON.

Read the documentation

100 free requests every month. No credit card required.

GET https://api.numlookupapi.com/v1/validate/+15202345678

{
  "valid": true,
  "number": "12069220880",
  "local_format": "2069220880",
  "international_format": "+12069220880",
  "country_prefix": "+1",
  "country_code": "US",
  "country_name": "United States of America",
  "location": "Seattle",
  "line_type": "landline",
  "e164_format": "+12069220880",
  "national_format": "(206) 922-0880"
}