Prefix Information

The prefix 640 is part of area code 370 serving Unknown, Unknown.

This exchange contains 10,000 possible phone numbers (370-640-0000 through 370-640-9999).

Browse Numbers in This Prefix

370-640-0000-0999 370-640-1000-1999 370-640-2000-2999 370-640-3000-3999 370-640-4000-4999 370-640-5000-5999 370-640-6000-6999 370-640-7000-7999 370-640-8000-8999 370-640-9000-9999

Sample Numbers

(370) 640-0000 (370) 640-1234 (370) 640-2000 (370) 640-3333 (370) 640-4444 (370) 640-5555 (370) 640-6000 (370) 640-7777 (370) 640-8888 (370) 640-9999