Prefix Information
The prefix 813 is part of area code 512 serving Austin, Texas.
This exchange contains 10,000 possible phone numbers (512-813-0000 through 512-813-9999).
Phone numbers with prefix 813 in area code 512. Location: Austin, Texas.
The prefix 813 is part of area code 512 serving Austin, Texas.
This exchange contains 10,000 possible phone numbers (512-813-0000 through 512-813-9999).