Prefix Information

The prefix 555 is part of area code 773 serving Chicago, Illinois.

This exchange contains 10,000 possible phone numbers (773-555-0000 through 773-555-9999).

Browse Numbers in This Prefix

773-555-0000-0999 773-555-1000-1999 773-555-2000-2999 773-555-3000-3999 773-555-4000-4999 773-555-5000-5999 773-555-6000-6999 773-555-7000-7999 773-555-8000-8999 773-555-9000-9999

Sample Numbers

(773) 555-0000 (773) 555-1234 (773) 555-2000 (773) 555-3333 (773) 555-4444 (773) 555-5555 (773) 555-6000 (773) 555-7777 (773) 555-8888 (773) 555-9999