Lookup › Area code 520
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
- 520-536
- 520-252
- 520-630
- 520-277
Carriers serving 520
- Twilio (4 numbers)
- Onvoy, LLC - Az (2 numbers)
- Verizon (2 numbers)
- Bandwidth (2 numbers)
- T-Mobile (2 numbers)
- At&t (2 numbers)
- Peerless Network Of Arizona, L (1 numbers)
- Qwest Corporation (1 numbers)
- Telnyx, LLC (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 17 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