Prefix Information
The prefix 400 is part of area code 830 serving New Braunfels, Texas.
This exchange contains 10,000 possible phone numbers (830-400-0000 through 830-400-9999).
Phone numbers with prefix 400 in area code 830. Location: New Braunfels, Texas.
The prefix 400 is part of area code 830 serving New Braunfels, Texas.
This exchange contains 10,000 possible phone numbers (830-400-0000 through 830-400-9999).