Prefix Information
The prefix 431 is part of area code 540 serving Roanoke, Virginia.
This exchange contains 10,000 possible phone numbers (540-431-0000 through 540-431-9999).
Phone numbers with prefix 431 in area code 540. Location: Roanoke, Virginia.
The prefix 431 is part of area code 540 serving Roanoke, Virginia.
This exchange contains 10,000 possible phone numbers (540-431-0000 through 540-431-9999).