| District of Arizona area codes: 623 | |
|---|---|
| Country | United States |
| State/Province | Arizona |
| Major City | Phoenix |
| Time Zone | Mountain (UTC-07:00) |
| Prefix | County | Primary City | Company |
|---|---|---|---|
| 623-332 | Maricopa | Phoenix, AZ | T-mobile Usa |
| 623-333 | Maricopa | Phoenix, AZ | Qwest Corporation |
| 623-334 | Maricopa | Glendale, AZ | Qwest Corporation |
| 623-335 | Maricopa | Phoenix, AZ | Bandwidth.com Clec |
| 623-336 | Maricopa | Phoenix, AZ | Leap Wireless Intl DBA Cricket Comm |
| 623-337 | Maricopa | Phoenix, AZ | Teleport Communications America |
| 623-340 | Maricopa | Phoenix, AZ | Sprint Spectrum L.p. |
| 623-341 | Maricopa | Phoenix, AZ | Sprint Spectrum L.p. |
| 623-344 | Maricopa | Scottsdale, AZ | Electric Lightwave DBA Integra Telecom |
| 623-349 | Maricopa | Scottsdale, AZ | Electric Lightwave DBA Integra Telecom |
| 623-362 | Maricopa | Peoria, AZ | Qwest Corporation |
| 623-363 | Maricopa | Phoenix, AZ | New Cingular Wireless PCS |
| 623-374 | Yavapai | Black Canyon City, AZ | Qwest Corporation |
| 623-376 | Maricopa | Peoria, AZ | Qwest Corporation |
| 623-377 | Maricopa | Phoenix, AZ | Cellco Partnership DBA Verizon Wireless |
| 623-383 | Maricopa | Phoenix, AZ | Xo Arizona |
| 623-385 | Maricopa | Phoenix, AZ | Tw Telecom Of Arizona LLC |
| 623-386 | Maricopa | Arlington, AZ | Qwest Corporation |
| 623-387 | Maricopa | Phoenix, AZ | Leap Wireless Intl DBA Cricket Comm |
| 623-388 | Maricopa | Circle City, AZ | Qwest Corporation |
There are 221 prefixes, In the code area, the major cities are Avondale, AZ;Glendale, AZ;Peoria, AZ;Sun City, AZ;. The major city is Phoenix.