520 Area Code — Tucson, Arizona

Area code 520 serves Tucson, AZ.

Most looked-up 520 numbers

• 520-443-0118
• 520-253-3606
• 520-358-9734
• 520-877-8371
• 520-363-4158
• 520-475-8247
• 520-977-4343
• 520-675-3546
• 520-395-8494
• 520-355-8566
• 520-451-5962
• 520-223-9497

Phone prefixes in 520

• 520-443
• 520-253
• 520-358
• 520-877
• 520-363
• 520-475
• 520-977
• 520-675
• 520-395
• 520-355
• 520-451
• 520-223
• 520-294
• 520-252

Carriers serving 520

• Twilio (3 numbers)
• Verizon (2 numbers)
• Bandwidth (2 numbers)
• At&t (2 numbers)
• T-Mobile (2 numbers)
• Onvoy, LLC - Az (2 numbers)
• Qwest Corporation (1 numbers)

Frequently asked questions

Where is area code 520?

Area code 520 serves Tucson, AZ.

What prefixes are in area code 520?

Phone2.io tracks 14 phone prefixes in area code 520, with carrier and spam-report data on individual numbers.

More about area code 520

Area code 520 overview, history, and local numbers · Get a AZ phone number

Last updated: April 4, 2026