Prefix Information
The prefix 257 is part of area code 856 serving Camden, New Jersey.
This exchange contains 10,000 possible phone numbers (856-257-0000 through 856-257-9999).
Phone numbers with prefix 257 in area code 856. Location: Camden, New Jersey.
The prefix 257 is part of area code 856 serving Camden, New Jersey.
This exchange contains 10,000 possible phone numbers (856-257-0000 through 856-257-9999).