Prefix Information
The prefix 603 is part of area code 830 serving New Braunfels, Texas.
This exchange contains 10,000 possible phone numbers (830-603-0000 through 830-603-9999).
Phone numbers with prefix 603 in area code 830. Location: New Braunfels, Texas.
The prefix 603 is part of area code 830 serving New Braunfels, Texas.
This exchange contains 10,000 possible phone numbers (830-603-0000 through 830-603-9999).