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520 Area Code 🌍☎️

Area Code Profile · Arizona

The 520 area code is located in the state of Arizona and covers 130 cities, serving a total population of approximately 1,265,218. Major cities covered by the 520 area code include Tucson, Casas Adobes, Catalina Foothills, Casa Grande, Sierra Vista (which represents the most populated areas). There are a total of 672 telephone prefix exchanges in this area code, which support an estimated 6,720,000 active or assignable phone numbers. These prefix lines are operated by 50 distinct carriers, with Tucson as the primary rate center location.

(UTC-7) Time130 Cities672 Prefixes

Reverse Phone Lookup in Tucson, Arizona

Unmask unknown callers, verify telemarketing reports, and view detailed owner information for any phone number beginning with area code (520).

How it works

1

Enter Number

Provide any 10-digit phone number starting with the (520) area code.

2

Database Search

Our system scans public registries, carrier mappings, and spam reports.

3

Reveal Report

Access location details, line type, carrier, owner information, and safety levels.

Neighborhood Demographics

Calculated demographics and census summary estimations for area code 520.

33 y/oMedian Age
$110,000Median Income
$585,000Median Home Value
1,265,218Total Population

Telemarketer Complaints

Most recent complaints and comments for phone numbers beginning with 520.

Did you receive an unwanted call from a (520) phone number?

Help the community identify spammers by filing a comment.

(520) 631-8536May 19, 2026Debt Collector
Automated voice caller looking for someone named David. Keeps calling repeatedly asking to settle a debt. I have had this number for years and don't know David.
See Details
(520) 644-8553May 18, 2026Political
Pre-recorded campaign call promoting a local candidate. Did not respect my request to be placed on the Do Not Call list.
See Details
(520) 657-8570May 17, 2026Scam / Fraud
Received a text and follow-up call saying my bank account was locked due to suspicious transactions. Included a link to a fake login portal. Do not click!
See Details
(520) 670-8587May 16, 2026Robocall
Robocall regarding health insurance plans. Said my current coverage was expiring and offered a "free consultation". Calling multiple times a day from slightly different numbers.
See Details

Cities in the 520 Area Code

The most populous cities in area code 520 are: Tucson (520,116), Casas Adobes (66,795), Catalina Foothills (50,796), Casa Grande (48,571), and Sierra Vista (43,888).

Other cities in the 520 area code include:

Maricopa, Oro Valley, Marana, Drexel Heights, Florence, Sahuarita, Green Valley, Nogales, Rio Rico, Douglas, Tanque Verde, Eloy, Flowing Wells, Sierra Vista Southeast, Tucson Estates, Coolidge, Arizona City, Vail, Saddlebrooke, Picture Rocks, Valencia West, Catalina, Avra Valley, Corona de Tucson, South Tucson.

CityPopulation% in Area Code
Tucson520,116100%
Casas Adobes66,795100%
Catalina Foothills50,796100%
Casa Grande48,571100%
Sierra Vista43,888100%
Maricopa43,482100%
Oro Valley41,011100%
Marana34,961100%
Drexel Heights27,749100%
Florence25,53696%
Sahuarita25,259100%
Green Valley21,391100%
Nogales20,837100%
Rio Rico18,962100%
Douglas17,378100%
Tanque Verde16,901100%
Eloy16,631100%
Flowing Wells16,419100%
Sierra Vista Southeast14,797100%
Tucson Estates12,192100%

Showing top 20 of 130 cities.

What Time Zone is Area Code 520?

(UTC-7) Time Zone

The 520 area code lies within the (UTC-7) Time Zone.

Nearby Area Codes

480Phoenix, Arizona602Phoenix, Arizona623Phoenix, Arizona928Yuma, Arizona

Phone Prefixes in the 520 Area Code

672 prefixes found · 50 carriers · 37 rate centers

PrefixCarrierRate Center
(520) 200ELECTRIC LIGHTWAVE LLC DBA ALLSTREAMHAYDEN
(520) 201ELECTRIC LIGHTWAVE LLC DBA ALLSTREAMSAN MANUEL
(520) 202LEVEL 3 TELECOM OF ARIZONA, LLC - AZTUCSON
(520) 203MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZTUCSON
(520) 204MCLEODUSA TELECOMMUNICATION SERVICES, INC. - AZTUCSON
(520) 205QWEST CORPORATIONTUCSON
(520) 206QWEST CORPORATIONTUCSON
(520) 207COMCAST IP PHONE, LLCTUCSON
(520) 208GLOBAL CROSSING LOCAL SERVICES, INC. - AZCASAGRANDE
(520) 209QWEST CORPORATIONTUCSON
(520) 210ONVOY, LLC - AZTOMBSTONE
(520) 212MIDVALE TELEPHONE EXCHANGE, INC.CASCABEL
(520) 213T-MOBILE USA, INC.CASAGRANDE
(520) 214ONVOY, LLC - AZTUCSON
(520) 215GILA RIVER TELECOMM, INC.BLACKWATER
(520) 216CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZNOGALES
(520) 217QWEST CORPORATIONCASAGRANDE
(520) 218QWEST CORPORATIONTUCSON
(520) 219QWEST CORPORATIONTUCSON
(520) 220T-MOBILE USA, INC.SIERRAVIST
(520) 221CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZBENSON
(520) 222QWEST CORPORATIONTUCSON
(520) 223LEVEL 3 COMMUNICATIONS, LLC - AZNOGALES
(520) 224ELECTRIC LIGHTWAVE LLC DBA ALLSTREAMSIERRAVIST
(520) 225QWEST CORPORATIONTUCSON
(520) 226LEVEL 3 COMMUNICATIONS, LLC - AZSIERRAVIST
(520) 227T-MOBILE USA, INC.SIERRAVIST
(520) 228QWEST CORPORATIONTUCSON
(520) 229QWEST CORPORATIONTUCSON
(520) 230CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZTUCSON
(520) 231BANDWIDTH.COM CLEC, LLC - AZWHITLOW
(520) 232QWEST CORPORATIONTUCSON
(520) 233ONVOY, LLC - AZCASAGRANDE
(520) 234AT&T - LOCALSIERRAVIST
(520) 235CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZTUCSON
(520) 236METROPCS, INC.SIERRAVIST
(520) 237CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZTUCSON
(520) 238T-MOBILE USA, INC.YUMA
(520) 239TELEPORT COMMUNICATIONS AMERICA, LLC - AZTUCSON
(520) 240CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZTUCSON
(520) 241NEW CINGULAR WIRELESS PCS, LLCTUCSON
(520) 242CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZWILLCOX
(520) 243QWEST CORPORATIONTUCSON
(520) 244T-MOBILE USA, INC.TUCSON
(520) 245T-MOBILE USA, INC.TUCSON
(520) 246LEVEL 3 COMMUNICATIONS, LLC - AZTUCSON
(520) 247NEW CINGULAR WIRELESS PCS, LLCTUCSON
(520) 248T-MOBILE USA, INC.TUCSON
(520) 249T-MOBILE USA, INC.SIERRAVIST
(520) 250T-MOBILE USA, INC.TUCSON
(520) 251T-MOBILE USA, INC.CASAGRANDE
(520) 252T-MOBILE USA, INC.CASAGRANDE
(520) 253CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZWILLCOX
(520) 254LEVEL 3 COMMUNICATIONS, LLC - AZWILLCOX
(520) 255CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZSIERRAVIST
(520) 256T-MOBILE USA, INC.TUCSON
(520) 257T-MOBILE USA, INC.TUCSON
(520) 258QWEST CORPORATIONTUCSON
(520) 259NORTH COUNTY COMMUNICATIONS CORPORATIONTUCSON
(520) 260CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZTUCSON
(520) 261BANDWIDTH.COM CLEC, LLC - AZTUCSON
(520) 262CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZTUCSON
(520) 263COMCAST IP PHONE, LLCSIERRAVIST
(520) 264CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZNOGALES
(520) 265T-MOBILE USA, INC.BENSON
(520) 266T-MOBILE USA, INC.SIERRAVIST
(520) 267NORTH COUNTY COMMUNICATIONS CORPORATIONSIERRAVIST
(520) 268CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZTUCSON
(520) 269CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZTUCSON
(520) 270T-MOBILE USA, INC.TUCSON
(520) 271T-MOBILE USA, INC.TUCSON
(520) 272NEW CINGULAR WIRELESS PCS, LLCTUCSON
(520) 273NEW CINGULAR WIRELESS PCS, LLCTUCSON
(520) 274T-MOBILE USA, INC.TUCSON
(520) 275NEW CINGULAR WIRELESS PCS, LLCTUCSON
(520) 276BANDWIDTH.COM CLEC, LLC - AZTUCSON
(520) 277ONVOY, LLC - AZWHITLOW
(520) 278METROPCS, INC.TUCSON
(520) 279CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZTUCSON
(520) 280T-MOBILE USA, INC.CASAGRANDE
(520) 281QWEST CORPORATIONNOGALES
(520) 282CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZTUCSON
(520) 283T-MOBILE USA, INC.TUCSON
(520) 284MCIMETRO ACCESS TRANSMISSION SERVICES LLC - AZTUCSON
(520) 285QWEST CORPORATIONNOGALES
(520) 286T-MOBILE USA, INC.TUCSON
(520) 287QWEST CORPORATIONNOGALES
(520) 288NEW CINGULAR WIRELESS PCS, LLCTUCSON
(520) 289CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZTUCSON
(520) 290QWEST CORPORATIONTUCSON
(520) 291QWEST CORPORATIONTUCSON
(520) 292QWEST CORPORATIONTUCSON
(520) 293QWEST CORPORATIONTUCSON
(520) 294QWEST CORPORATIONTUCSON
(520) 295QWEST CORPORATIONTUCSON
(520) 296QWEST CORPORATIONTUCSON
(520) 297QWEST CORPORATIONTUCSON
(520) 298QWEST CORPORATIONTUCSON
(520) 299QWEST CORPORATIONTUCSON
(520) 300CELLCO PARTNERSHIP DBA VERIZON WIRELESS - AZTUCSON

Showing first 100 of 672 prefixes.

Frequently Asked Questions

Where is area code 520?
Area code 520 is located in Arizona, covering cities including Tucson, Casas Adobes, Catalina Foothills.
What time zone is area code 520?
Area code 520 is in the (UTC-7) Time Zone.
What state is area code 520?
Area code 520 is in Arizona.