Prefix Information

The prefix 340 is part of area code 708 serving Cicero, Illinois.

This exchange contains 10,000 possible phone numbers (708-340-0000 through 708-340-9999).

Browse Numbers in This Prefix

708-340-0000-0999 708-340-1000-1999 708-340-2000-2999 708-340-3000-3999 708-340-4000-4999 708-340-5000-5999 708-340-6000-6999 708-340-7000-7999 708-340-8000-8999 708-340-9000-9999

Sample Numbers

(708) 340-0000 (708) 340-1234 (708) 340-2000 (708) 340-3333 (708) 340-4444 (708) 340-5555 (708) 340-6000 (708) 340-7777 (708) 340-8888 (708) 340-9999