540 Area Code has 611 prefixes
| Prefix | Primary City | Carrier |
|---|---|---|
| 540-985 | Roanoke | Verizon Virginia, Inc. |
| 540-986 | Salem | Verizon Virginia, Inc. |
| 540-987 | Sperryville | Verizon Virginia, Inc. |
| 540-989 | Roanoke | Verizon Virginia, Inc. |
| 540-992 | Troutville | Lumos Telephone Of Botetourt Inc. |
| 540-993 | Fredericksburg | Sprint Spectrum L.p. |
| 540-994 | Pulaski | Verizon Virginia, Inc. |
| 540-996 | Millboro | Mgw Telephone Company, Inc. |
| 540-997 | Craigsville | Verizon Virginia, Inc. |
| 540-998 | Roanoke | New Cingular Wireless Pcs, Llc - Dc |
| 540-999 | Fredericksburg | Verizon Virginia, Inc. |