Prefix Information
The prefix 603 is part of area code 802 serving Burlington, Vermont.
This exchange contains 10,000 possible phone numbers (802-603-0000 through 802-603-9999).
Phone numbers with prefix 603 in area code 802. Location: Burlington, Vermont.
The prefix 603 is part of area code 802 serving Burlington, Vermont.
This exchange contains 10,000 possible phone numbers (802-603-0000 through 802-603-9999).