Prefix Information

The prefix 171 is part of area code 312 serving Chicago, Illinois.

This exchange contains 10,000 possible phone numbers (312-171-0000 through 312-171-9999).

Browse Numbers in This Prefix

312-171-0000-0999 312-171-1000-1999 312-171-2000-2999 312-171-3000-3999 312-171-4000-4999 312-171-5000-5999 312-171-6000-6999 312-171-7000-7999 312-171-8000-8999 312-171-9000-9999

Sample Numbers

(312) 171-0000 (312) 171-1234 (312) 171-2000 (312) 171-3333 (312) 171-4444 (312) 171-5555 (312) 171-6000 (312) 171-7777 (312) 171-8888 (312) 171-9999