520 Area Code — Tucson, Arizona
About the 520 Area Code
Area code 520 covers Tucson, Arizona, a metropolitan market with a diverse mix of mobile, landline, and VoIP subscribers across residential and commercial accounts. Primary carriers include AT&T Mobility, Verizon Wireless, and T-Mobile USA. The area encompasses Tucson and Sierra Vista and operates in the Mountain time zone, supporting a broad range of modern telecommunications services.
Key Information
- Region: Tucson
- State / Province: Arizona
- Timezone: Mountain
- Major Cities: Tucson, Sierra Vista
Carriers & Network Type for 520 Numbers
Network mix: Mixed — 520 numbers include mobile, landline, and VoIP lines.
Common Scam Patterns
FCC complaint data for 520 numbers includes:
- Robocall/Auto-dialer
- Extended warranty scam
- Health insurance offer
- IRS/Government impersonation
If You Got a Text from 520
Who Typically Calls from the 520 Area Code?
Area code 520 covers Tucson, Arizona, a metropolitan market with a diverse mix of mobile, landline, and VoIP subscribers across residential and commercial accounts. Primary carriers include AT&T Mobility, Verizon Wireless, and T-Mobile USA. The area encompasses Tucson and Sierra Vista and operates in the Mountain time zone, supporting a broad range of modern telecommunications services. Calls from 520 numbers originate in Tucson, Arizona. Residents, local businesses, schools, medical offices, and government agencies in this region all use 520 numbers. If you received an unexpected call or text from a 520 number, it may be a neighbor, a local service provider, or — in some cases — an unwanted solicitor.
Because 520 is a legitimate, widely used area code, scammers sometimes spoof it to make their calls appear local and trustworthy. This technique — called neighbor spoofing — makes it more likely that recipients will answer. A reverse phone lookup is the fastest way to find out whether a 520 number is genuinely local or spoofed.
Is a 520 Phone Number Spam?
Not all 520 calls are spam, but the area code is not immune to robocall campaigns and phone scams. Common complaints about 520 numbers include warranty extension scams, debt collection harassment, IRS impersonation calls, and unsolicited insurance offers.
If a 520 number called you and didn't leave a voicemail, that's a red flag — legitimate callers typically leave a message. Use Who Sent That Text Message to look up the number instantly and see whether other users have flagged it as spam.
You can also report a suspicious 520 number directly from our lookup results, helping protect others in the community from the same caller.
Look Up a 520 Number Now
Enter any 520 area code phone number below and get instant results — carrier, line type, caller name (where available), and spam reports submitted by real users.
Other Area Codes in Arizona
Arizona has multiple area codes serving different regions. If the number you received isn't from 520, check one of the other Arizona area codes below.