Prefix Information

The prefix 640 is part of area code 291 serving Unknown, Unknown.

This exchange contains 10,000 possible phone numbers (291-640-0000 through 291-640-9999).

Browse Numbers in This Prefix

291-640-0000-0999 291-640-1000-1999 291-640-2000-2999 291-640-3000-3999 291-640-4000-4999 291-640-5000-5999 291-640-6000-6999 291-640-7000-7999 291-640-8000-8999 291-640-9000-9999

Sample Numbers

(291) 640-0000 (291) 640-1234 (291) 640-2000 (291) 640-3333 (291) 640-4444 (291) 640-5555 (291) 640-6000 (291) 640-7777 (291) 640-8888 (291) 640-9999