Telephone Area 520. .
Prefix: +1520
This prefix is distributed within the state Arizona
The largest city in the region is Tucson
Time Zone: Mountain
Winter time: UTC-7
Summer time: UTC-6
Below on the map, there is indicated the largest city in the telephone area +1-520-...-.... Arizona Tucson.
Phone numbers +1-520-YYY-YYYY
| Company | District | Major City | Prefix |
|---|---|---|---|
| Mountain Telecommunications - Clec | Gila | Hayden, AZ | +1-520200-SSSS |
| Mountain Telecommunications - Clec | Pinal | San Manuel, AZ | +1-520201-SSSS |
| Tw Telecom Of Arizona LLC | Pima | Tucson, AZ | +1-520202-SSSS |
| Xo Arizona | Pima | Tucson, AZ | +1-520203-SSSS |
| Mcleodusa Telecommunications Services- Az | Pima | Tucson, AZ | +1-520204-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520205-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520206-SSSS |
| Cox Arizona Telcom | Maricopa | Chandler, AZ | +1-520207-SSSS |
| Global Crossing Local Services-az | Maricopa | Phoenix, AZ | +1-520208-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520209-SSSS |
| Midvale Telephone Exchange | Pima | Tucson, AZ | +1-520212-SSSS |
| Gila River Telecomm | Pinal | Coolidge, AZ | +1-520215-SSSS |
| Cellco Partnership DBA Verizon Wireless | Santa Cruz | Nogales, AZ | +1-520216-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520218-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520219-SSSS |
| T-mobile Usa | Cochise | Sierra Vista, AZ | +1-520220-SSSS |
| Cellco Partnership DBA Verizon Wireless | Cochise | Benson, AZ | +1-520221-SSSS |
| Level 3 Communications | Santa Cruz | Nogales, AZ | +1-520223-SSSS |
| Mountain Telecommunications - Clec | Maricopa | Scottsdale, AZ | +1-520224-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520225-SSSS |
| Level 3 Communications | Cochise | Sierra Vista, AZ | +1-520226-SSSS |
| Sprint Spectrum L.p. | Cochise | Sierra Vista, AZ | +1-520227-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520228-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520229-SSSS |
| Cellco Partnership DBA Verizon Wireless | Pima | Tucson, AZ | +1-520230-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520232-SSSS |
| AT&T Local | Pinal | Casa Grande, AZ | +1-520233-SSSS |
| AT&T Local | Pima | Tucson, AZ | +1-520234-SSSS |
| Cellco Partnership DBA Verizon Wireless | Pima | Tucson, AZ | +1-520235-SSSS |
| Sprint Spectrum L.p. | Cochise | Sierra Vista, AZ | +1-520236-SSSS |
| Cellco Partnership DBA Verizon Wireless | Pima | Tucson, AZ | +1-520237-SSSS |
| T-mobile Usa | Yuma | Yuma, AZ | +1-520238-SSSS |
| AT&T Local | Pima | Tucson, AZ | +1-520239-SSSS |
| Cellco Partnership DBA Verizon Wireless | Pima | Tucson, AZ | +1-520240-SSSS |
| New Cingular Wireless PCS | Pima | Tucson, AZ | +1-520241-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520243-SSSS |
| American Messaging Services | Cochise | Sierra Vista, AZ | +1-520244-SSSS |
| T-mobile Usa | Pima | Tucson, AZ | +1-520245-SSSS |
| New Cingular Wireless PCS | Pima | Tucson, AZ | +1-520247-SSSS |
| T-mobile Usa | Pima | Tucson, AZ | +1-520248-SSSS |
| Sprint Spectrum L.p. | Cochise | Sierra Vista, AZ | +1-520249-SSSS |
| Sprint Spectrum L.p. | Maricopa | Phoenix, AZ | +1-520250-SSSS |
| Nextel Communications | Pinal | Casa Grande, AZ | +1-520251-SSSS |
| Sprint Spectrum L.p. | Maricopa | Phoenix, AZ | +1-520252-SSSS |
| Cellco Partnership DBA Verizon Wireless | Cochise | Willcox, AZ | +1-520253-SSSS |
| Level 3 Communications | Cochise | Willcox, AZ | +1-520254-SSSS |
| Cellco Partnership DBA Verizon Wireless | Cochise | Sierra Vista, AZ | +1-520255-SSSS |
| Sprint Spectrum L.p. | Maricopa | Phoenix, AZ | +1-520256-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520258-SSSS |
| North County Communications Corp. | Pima | Tucson, AZ | +1-520259-SSSS |
| Cellco Partnership DBA Verizon Wireless | Pima | Tucson, AZ | +1-520260-SSSS |
| Bandwidth.com Clec | Tucson, AZ | +1-520261-SSSS | |
| Cellco Partnership DBA Verizon Wireless | Tucson, AZ | +1-520262-SSSS | |
| AT&T Local | Santa Cruz | Nogales, AZ | +1-520264-SSSS |
| Nextel Communications | Cochise | Benson, AZ | +1-520265-SSSS |
| Nextel Communications | Cochise | Sierra Vista, AZ | +1-520266-SSSS |
| North County Communications Corp. | Cochise | Sierra Vista, AZ | +1-520267-SSSS |
| Cellco Partnership DBA Verizon Wireless | Tucson, AZ | +1-520269-SSSS | |
| T-mobile Usa | Pima | Tucson, AZ | +1-520270-SSSS |
| Sprint Spectrum L.p. | Maricopa | Phoenix, AZ | +1-520271-SSSS |
| Leap Wireless Intl DBA Cricket Comm | Pima | Tucson, AZ | +1-520272-SSSS |
| New Cingular Wireless PCS | Pima | Tucson, AZ | +1-520275-SSSS |
| Sprint Spectrum L.p. | Maricopa | Phoenix, AZ | +1-520280-SSSS |
| Qwest Corporation | Santa Cruz | Nogales, AZ | +1-520281-SSSS |
| Cellco Partnership DBA Verizon Wireless | Tucson, AZ | +1-520282-SSSS | |
| Pima | +1-520283-SSSS | ||
| Xo Arizona | Tucson, AZ | +1-520284-SSSS | |
| Qwest Corporation | Santa Cruz | Nogales, AZ | +1-520285-SSSS |
| Qwest Corporation | Santa Cruz | Nogales, AZ | +1-520287-SSSS |
| New Cingular Wireless PCS | Tucson, AZ | +1-520288-SSSS | |
| Cellco Partnership DBA Verizon Wireless | Tucson, AZ | +1-520289-SSSS | |
| Qwest Corporation | Pima | Tucson, AZ | +1-520290-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520291-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520292-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520293-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520294-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520295-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520296-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520297-SSSS |
| Qwest Corporation | Pima | Tucson, AZ | +1-520298-SSSS |
