Prefix Information
The prefix 257 is part of area code 802 serving Burlington, Vermont.
This exchange contains 10,000 possible phone numbers (802-257-0000 through 802-257-9999).
Phone numbers with prefix 257 in area code 802. Location: Burlington, Vermont.
The prefix 257 is part of area code 802 serving Burlington, Vermont.
This exchange contains 10,000 possible phone numbers (802-257-0000 through 802-257-9999).