Prefix Information

The prefix 640 is part of area code 520 serving Tucson, Arizona.

This exchange contains 10,000 possible phone numbers (520-640-0000 through 520-640-9999).

Browse Numbers in This Prefix

520-640-0000-0999 520-640-1000-1999 520-640-2000-2999 520-640-3000-3999 520-640-4000-4999 520-640-5000-5999 520-640-6000-6999 520-640-7000-7999 520-640-8000-8999 520-640-9000-9999

Sample Numbers

(520) 640-0000 (520) 640-1234 (520) 640-2000 (520) 640-3333 (520) 640-4444 (520) 640-5555 (520) 640-6000 (520) 640-7777 (520) 640-8888 (520) 640-9999