| General Information about Area Code 512 | |
|---|---|
| Country | United States |
| State / Province / Territory | Texas |
| Major City | Austin |
| Time Zone | Central (UTC-06:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 512-357 | Martindale | Caldwell | Landline |
| 512-638 | Austin | Travis | Landline |
| 512-729 | Lockhart | Caldwell | Landline |
| 512-424 | Austin | Travis | Landline |
| 512-602 | Austin | Travis | Landline |
| 512-726 | Austin | Travis | Landline |
| 512-566 | Lampasas | Lampasas | Wireless |
| 512-902 | Austin | Travis | Wireless |
| 512-461 | Austin | Travis | Wireless |
| 512-227 | Lockhart | Caldwell | Landline |
| 512-727 | Austin | Travis | Landline |
| 512-644 | San Marcos | Hays | Wireless |
| 512-495 | Austin | Travis | Landline |
| 512-953 | Austin | Travis | Landline |
| 512-606 | Austin | Travis | Wireless |
| 512-382 | Austin | Travis | Landline |
| 512-276 | Austin | Travis | Landline |
| 512-837 | Austin | Travis | Landline |
| 512-468 | Austin | Travis | Wireless |
| 512-556 | Lampasas | Lampasas | Landline |