Prefix Information

The prefix 640 is part of area code 277 serving Unknown, Unknown.

This exchange contains 10,000 possible phone numbers (277-640-0000 through 277-640-9999).

Browse Numbers in This Prefix

277-640-0000-0999 277-640-1000-1999 277-640-2000-2999 277-640-3000-3999 277-640-4000-4999 277-640-5000-5999 277-640-6000-6999 277-640-7000-7999 277-640-8000-8999 277-640-9000-9999

Sample Numbers

(277) 640-0000 (277) 640-1234 (277) 640-2000 (277) 640-3333 (277) 640-4444 (277) 640-5555 (277) 640-6000 (277) 640-7777 (277) 640-8888 (277) 640-9999