Prefix Information

The prefix 334 is part of area code 312 serving Chicago, Illinois.

This exchange contains 10,000 possible phone numbers (312-334-0000 through 312-334-9999).

Browse Numbers in This Prefix

312-334-0000-0999 312-334-1000-1999 312-334-2000-2999 312-334-3000-3999 312-334-4000-4999 312-334-5000-5999 312-334-6000-6999 312-334-7000-7999 312-334-8000-8999 312-334-9000-9999

Sample Numbers

(312) 334-0000 (312) 334-1234 (312) 334-2000 (312) 334-3333 (312) 334-4444 (312) 334-5555 (312) 334-6000 (312) 334-7777 (312) 334-8888 (312) 334-9999