Prefix Information
The prefix 540 is part of area code 681 serving Charleston, West Virginia.
This exchange contains 10,000 possible phone numbers (681-540-0000 through 681-540-9999).
Phone numbers with prefix 540 in area code 681. Location: Charleston, West Virginia.
The prefix 540 is part of area code 681 serving Charleston, West Virginia.
This exchange contains 10,000 possible phone numbers (681-540-0000 through 681-540-9999).