Prefix Information

The prefix 643 is part of area code 937 serving Dayton, Ohio.

This exchange contains 10,000 possible phone numbers (937-643-0000 through 937-643-9999).

Browse Numbers in This Prefix

937-643-0000-0999 937-643-1000-1999 937-643-2000-2999 937-643-3000-3999 937-643-4000-4999 937-643-5000-5999 937-643-6000-6999 937-643-7000-7999 937-643-8000-8999 937-643-9000-9999

Sample Numbers

(937) 643-0000 (937) 643-1234 (937) 643-2000 (937) 643-3333 (937) 643-4444 (937) 643-5555 (937) 643-6000 (937) 643-7777 (937) 643-8888 (937) 643-9999