| 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 |
|---|---|---|---|
| 623-755 | Maricopa | Phoenix, AZ | Leap Wireless Intl DBA Cricket Comm |
| 623-760 | Maricopa | Phoenix, AZ | Teleport Communications America |
| 623-764 | Maricopa | Phoenix, AZ | Sprint Spectrum L.p. |
| 623-772 | Maricopa | Phoenix, AZ | Qwest Corporation |
| 623-773 | Maricopa | Glendale, AZ | Qwest Corporation |
| 623-776 | Maricopa | Glendale, AZ | Qwest Corporation |
| 623-777 | Maricopa | Phoenix, AZ | Peerless Network Of Arizona |
| 623-780 | Maricopa | Phoenix, AZ | Qwest Corporation |
| 623-792 | Maricopa | Phoenix, AZ | Tw Telecom Of Arizona LLC |
| 623-800 | Maricopa | Phoenix, AZ | 360networks (usa) Inc. |
| 623-806 | Maricopa | Phoenix, AZ | Gila Local Exchange Carrier |
| 623-810 | Maricopa | Phoenix, AZ | Cellco Partnership DBA Verizon Wireless |
| 623-815 | Maricopa | Sun City, AZ | Qwest Corporation |
| 623-824 | Maricopa | Phoenix, AZ | Teleport Communications America |
| 623-825 | Maricopa | Peoria, AZ | Qwest Corporation |
| 623-826 | Maricopa | Phoenix, AZ | Cellco Partnership DBA Verizon Wireless |
| 623-832 | Maricopa | Sun City, AZ | Qwest Corporation |
| 623-842 | Maricopa | Phoenix, AZ | Qwest Corporation |
| 623-845 | Maricopa | Phoenix, AZ | Qwest Corporation |
| 623-846 | Maricopa | Phoenix, 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.