Prefix Information
The prefix 640 is part of area code 754 serving Fort Lauderdale, Florida.
This exchange contains 10,000 possible phone numbers (754-640-0000 through 754-640-9999).
Phone numbers with prefix 640 in area code 754. Location: Fort Lauderdale, Florida.
The prefix 640 is part of area code 754 serving Fort Lauderdale, Florida.
This exchange contains 10,000 possible phone numbers (754-640-0000 through 754-640-9999).