Prefix Information

The prefix 306 is part of area code 520 serving Tucson, Arizona.

This exchange contains 10,000 possible phone numbers (520-306-0000 through 520-306-9999).

Browse Numbers in This Prefix

520-306-0000-0999 520-306-1000-1999 520-306-2000-2999 520-306-3000-3999 520-306-4000-4999 520-306-5000-5999 520-306-6000-6999 520-306-7000-7999 520-306-8000-8999 520-306-9000-9999

Sample Numbers

(520) 306-0000 (520) 306-1234 (520) 306-2000 (520) 306-3333 (520) 306-4444 (520) 306-5555 (520) 306-6000 (520) 306-7777 (520) 306-8888 (520) 306-9999