Warrenton City Area Code List
| Area Codes | Country | State | City | Time Zone | Operating |
|---|---|---|---|---|---|
| 252 | US | North Carolina - NC | Warrenton | Eastern | Details |
| 503 | US | Oregon - OR | Warrenton | Pacific | Details |
| 540 | US | Virginia - VA | Warrenton | Eastern | Details |
| 636 | US | Missouri - MO | Warrenton | Central | Details |
| 706 | US | Georgia - GA | Warrenton | Eastern | Details |
| 979 | US | Texas - TX | Warrenton | Central | Details |