| General Information about Area Code 623 | |
|---|---|
| Country | United States |
| State / Province / Territory | Arizona |
| Major City | Phoenix |
| Time Zone | Mountain (UTC-07:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 623-715 | Phoenix | Maricopa | Landline |
| 623-776 | Glendale | Maricopa | Landline |
| 623-219 | Phoenix | Maricopa | Wireless |
| 623-478 | Phoenix | Maricopa | Landline |
| 623-266 | Phoenix | Maricopa | Landline |
| 623-847 | Phoenix | Maricopa | Landline |
| 623-832 | Youngtown | Maricopa | Landline |
| 623-570 | Phoenix | Maricopa | Wireless |
| 623-500 | Phoenix | Maricopa | Landline |
| 623-299 | Phoenix | Maricopa | Landline |
| 623-594 | Phoenix | Maricopa | Landline |
| 623-536 | Phoenix | Maricopa | Landline |
| 623-341 | Phoenix | Maricopa | Wireless |
| 623-972 | Youngtown | Maricopa | Landline |
| 623-581 | Phoenix | Maricopa | Landline |
| 623-696 | Phoenix | Maricopa | Wireless |
| 623-937 | Phoenix | Maricopa | Landline |
| 623-628 | Phoenix | Maricopa | Wireless |
| 623-340 | Phoenix | Maricopa | Wireless |
| 623-551 | Phoenix | Maricopa | Landline |