Prefix Information
The prefix 340 is part of area code 772 serving Port St. Lucie, Florida.
This exchange contains 10,000 possible phone numbers (772-340-0000 through 772-340-9999).
Phone numbers with prefix 340 in area code 772. Location: Port St. Lucie, Florida.
The prefix 340 is part of area code 772 serving Port St. Lucie, Florida.
This exchange contains 10,000 possible phone numbers (772-340-0000 through 772-340-9999).