Prefix Information

The prefix 640 is part of area code 708 serving Cicero, Illinois.

This exchange contains 10,000 possible phone numbers (708-640-0000 through 708-640-9999).

Browse Numbers in This Prefix

708-640-0000-0999 708-640-1000-1999 708-640-2000-2999 708-640-3000-3999 708-640-4000-4999 708-640-5000-5999 708-640-6000-6999 708-640-7000-7999 708-640-8000-8999 708-640-9000-9999

Sample Numbers

(708) 640-0000 (708) 640-1234 (708) 640-2000 (708) 640-3333 (708) 640-4444 (708) 640-5555 (708) 640-6000 (708) 640-7777 (708) 640-8888 (708) 640-9999