Prefix Information
The prefix 742 is part of area code 956 serving Laredo, Texas.
This exchange contains 10,000 possible phone numbers (956-742-0000 through 956-742-9999).
Phone numbers with prefix 742 in area code 956. Location: Laredo, Texas.
The prefix 742 is part of area code 956 serving Laredo, Texas.
This exchange contains 10,000 possible phone numbers (956-742-0000 through 956-742-9999).