Prefix Information

The prefix 564 is part of area code 773 serving Chicago, Illinois.

This exchange contains 10,000 possible phone numbers (773-564-0000 through 773-564-9999).

Browse Numbers in This Prefix

773-564-0000-0999 773-564-1000-1999 773-564-2000-2999 773-564-3000-3999 773-564-4000-4999 773-564-5000-5999 773-564-6000-6999 773-564-7000-7999 773-564-8000-8999 773-564-9000-9999

Sample Numbers

(773) 564-0000 (773) 564-1234 (773) 564-2000 (773) 564-3333 (773) 564-4444 (773) 564-5555 (773) 564-6000 (773) 564-7777 (773) 564-8888 (773) 564-9999