Prefix Information

The prefix 604 is part of area code 520 serving Tucson, Arizona.

This exchange contains 10,000 possible phone numbers (520-604-0000 through 520-604-9999).

Browse Numbers in This Prefix

520-604-0000-0999 520-604-1000-1999 520-604-2000-2999 520-604-3000-3999 520-604-4000-4999 520-604-5000-5999 520-604-6000-6999 520-604-7000-7999 520-604-8000-8999 520-604-9000-9999

Sample Numbers

(520) 604-0000 (520) 604-1234 (520) 604-2000 (520) 604-3333 (520) 604-4444 (520) 604-5555 (520) 604-6000 (520) 604-7777 (520) 604-8888 (520) 604-9999