Prefix Information

The prefix 380 is part of area code 312 serving Chicago, Illinois.

This exchange contains 10,000 possible phone numbers (312-380-0000 through 312-380-9999).

Browse Numbers in This Prefix

312-380-0000-0999 312-380-1000-1999 312-380-2000-2999 312-380-3000-3999 312-380-4000-4999 312-380-5000-5999 312-380-6000-6999 312-380-7000-7999 312-380-8000-8999 312-380-9000-9999

Sample Numbers

(312) 380-0000 (312) 380-1234 (312) 380-2000 (312) 380-3333 (312) 380-4444 (312) 380-5555 (312) 380-6000 (312) 380-7777 (312) 380-8888 (312) 380-9999