Prefix Information

The prefix 640 is part of area code 223 serving Unknown, Unknown.

This exchange contains 10,000 possible phone numbers (223-640-0000 through 223-640-9999).

Browse Numbers in This Prefix

223-640-0000-0999 223-640-1000-1999 223-640-2000-2999 223-640-3000-3999 223-640-4000-4999 223-640-5000-5999 223-640-6000-6999 223-640-7000-7999 223-640-8000-8999 223-640-9000-9999

Sample Numbers

(223) 640-0000 (223) 640-1234 (223) 640-2000 (223) 640-3333 (223) 640-4444 (223) 640-5555 (223) 640-6000 (223) 640-7777 (223) 640-8888 (223) 640-9999