Prefix Information
The prefix 812 is part of area code 972 serving Dallas, Texas.
This exchange contains 10,000 possible phone numbers (972-812-0000 through 972-812-9999).
Phone numbers with prefix 812 in area code 972. Location: Dallas, Texas.
The prefix 812 is part of area code 972 serving Dallas, Texas.
This exchange contains 10,000 possible phone numbers (972-812-0000 through 972-812-9999).