Prefix Information

The prefix 312 is part of area code 520 serving Tucson, Arizona.

This exchange contains 10,000 possible phone numbers (520-312-0000 through 520-312-9999).

Browse Numbers in This Prefix

520-312-0000-0999 520-312-1000-1999 520-312-2000-2999 520-312-3000-3999 520-312-4000-4999 520-312-5000-5999 520-312-6000-6999 520-312-7000-7999 520-312-8000-8999 520-312-9000-9999

Sample Numbers

(520) 312-0000 (520) 312-1234 (520) 312-2000 (520) 312-3333 (520) 312-4444 (520) 312-5555 (520) 312-6000 (520) 312-7777 (520) 312-8888 (520) 312-9999