Prefix Information
The prefix 621 is part of area code 254 serving Waco, Texas.
This exchange contains 10,000 possible phone numbers (254-621-0000 through 254-621-9999).
Phone numbers with prefix 621 in area code 254. Location: Waco, Texas.
The prefix 621 is part of area code 254 serving Waco, Texas.
This exchange contains 10,000 possible phone numbers (254-621-0000 through 254-621-9999).