Prefix Information

The prefix 399 is part of area code 708 serving Cicero, Illinois.

This exchange contains 10,000 possible phone numbers (708-399-0000 through 708-399-9999).

Browse Numbers in This Prefix

708-399-0000-0999 708-399-1000-1999 708-399-2000-2999 708-399-3000-3999 708-399-4000-4999 708-399-5000-5999 708-399-6000-6999 708-399-7000-7999 708-399-8000-8999 708-399-9000-9999

Sample Numbers

(708) 399-0000 (708) 399-1234 (708) 399-2000 (708) 399-3333 (708) 399-4444 (708) 399-5555 (708) 399-6000 (708) 399-7777 (708) 399-8888 (708) 399-9999