Prefix Information
The prefix 638 is part of area code 254 serving Waco, Texas.
This exchange contains 10,000 possible phone numbers (254-638-0000 through 254-638-9999).
Phone numbers with prefix 638 in area code 254. Location: Waco, Texas.
The prefix 638 is part of area code 254 serving Waco, Texas.
This exchange contains 10,000 possible phone numbers (254-638-0000 through 254-638-9999).