Prefix Information

The prefix 340 is part of area code 520 serving Tucson, Arizona.

This exchange contains 10,000 possible phone numbers (520-340-0000 through 520-340-9999).

Browse Numbers in This Prefix

520-340-0000-0999 520-340-1000-1999 520-340-2000-2999 520-340-3000-3999 520-340-4000-4999 520-340-5000-5999 520-340-6000-6999 520-340-7000-7999 520-340-8000-8999 520-340-9000-9999

Sample Numbers

(520) 340-0000 (520) 340-1234 (520) 340-2000 (520) 340-3333 (520) 340-4444 (520) 340-5555 (520) 340-6000 (520) 340-7777 (520) 340-8888 (520) 340-9999