Prefix Information
The prefix 812 is part of area code 973 serving Newark, New Jersey.
This exchange contains 10,000 possible phone numbers (973-812-0000 through 973-812-9999).
Phone numbers with prefix 812 in area code 973. Location: Newark, New Jersey.
The prefix 812 is part of area code 973 serving Newark, New Jersey.
This exchange contains 10,000 possible phone numbers (973-812-0000 through 973-812-9999).