Prefix Information

The prefix 640 is part of area code 304 serving Charleston, West Virginia.

This exchange contains 10,000 possible phone numbers (304-640-0000 through 304-640-9999).

Browse Numbers in This Prefix

304-640-0000-0999 304-640-1000-1999 304-640-2000-2999 304-640-3000-3999 304-640-4000-4999 304-640-5000-5999 304-640-6000-6999 304-640-7000-7999 304-640-8000-8999 304-640-9000-9999

Sample Numbers

(304) 640-0000 (304) 640-1234 (304) 640-2000 (304) 640-3333 (304) 640-4444 (304) 640-5555 (304) 640-6000 (304) 640-7777 (304) 640-8888 (304) 640-9999