Prefix Information

The prefix 640 is part of area code 785 serving Topeka, Kansas.

This exchange contains 10,000 possible phone numbers (785-640-0000 through 785-640-9999).

Browse Numbers in This Prefix

785-640-0000-0999 785-640-1000-1999 785-640-2000-2999 785-640-3000-3999 785-640-4000-4999 785-640-5000-5999 785-640-6000-6999 785-640-7000-7999 785-640-8000-8999 785-640-9000-9999

Sample Numbers

(785) 640-0000 (785) 640-1234 (785) 640-2000 (785) 640-3333 (785) 640-4444 (785) 640-5555 (785) 640-6000 (785) 640-7777 (785) 640-8888 (785) 640-9999