Prefix Information

The prefix 121 is part of area code 520 serving Tucson, Arizona.

This exchange contains 10,000 possible phone numbers (520-121-0000 through 520-121-9999).

Browse Numbers in This Prefix

520-121-0000-0999 520-121-1000-1999 520-121-2000-2999 520-121-3000-3999 520-121-4000-4999 520-121-5000-5999 520-121-6000-6999 520-121-7000-7999 520-121-8000-8999 520-121-9000-9999

Sample Numbers

(520) 121-0000 (520) 121-1234 (520) 121-2000 (520) 121-3333 (520) 121-4444 (520) 121-5555 (520) 121-6000 (520) 121-7777 (520) 121-8888 (520) 121-9999