Prefix Information

The prefix 403 is part of area code 520 serving Tucson, Arizona.

This exchange contains 10,000 possible phone numbers (520-403-0000 through 520-403-9999).

Browse Numbers in This Prefix

520-403-0000-0999 520-403-1000-1999 520-403-2000-2999 520-403-3000-3999 520-403-4000-4999 520-403-5000-5999 520-403-6000-6999 520-403-7000-7999 520-403-8000-8999 520-403-9000-9999

Sample Numbers

(520) 403-0000 (520) 403-1234 (520) 403-2000 (520) 403-3333 (520) 403-4444 (520) 403-5555 (520) 403-6000 (520) 403-7777 (520) 403-8888 (520) 403-9999