| Area Code | 540 |
| State | Virginia |
| Current Time in Area Code 540 | 540> EDT |
| Timezone | Eastern Daylight Time |
| Regional Market Area | Charlottesville Area Metro DC Richmond-Petersburg Area Shenandoah Valley Region Southwest Virginia Region |
| Metro Area(s) | Blacksburg-Christiansburg, VA Harrisonburg, VA Roanoke, VA Staunton, VA |
| Population (2020) | 1716750 |
| Adjacent Area Codes | 227,240,276,301,304,434,571,681,703,804,826 |
| Overlay Area Codes | 826 |
| Blacksburg |
| Harrisonburg |
| Roanoke |