Prefix Information
The prefix 813 is part of area code 281 serving Houston, Texas.
This exchange contains 10,000 possible phone numbers (281-813-0000 through 281-813-9999).
Phone numbers with prefix 813 in area code 281. Location: Houston, Texas.
The prefix 813 is part of area code 281 serving Houston, Texas.
This exchange contains 10,000 possible phone numbers (281-813-0000 through 281-813-9999).