The 540 area code is located in the state of Virginia, and according to Intelius data, covers roughly 860,435 phone numbers and 1,219,977 listings across 795 prefixes.
This is a General Purpose Code, in service since July 15, 1995.
Area code 540 is part of an overlay complex shared with:
Area code 540 was split from area code 703.
Local calls within area code 540 require 10 digits dialing, while long-distance calls require 1 plus 10 digits dialing.
Have you received a call from a number with a 540 area code? Figure out who is calling you by performing a reverse phone lookup search. Intelius can provide you with a phone report that includes (when available) original line type and carrier, the number owner’s name, last known address and past addresses, age, possible relatives, and more.
| County Population (2025) | 98,434 |
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| County Population (2025) | 12,557 |
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| County Population (2025) | 40,083 |
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| County Population (2025) | 9,294 |
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| County Population (2025) | 170,803 |
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