Prefix Information

The prefix 644 is part of area code 937 serving Dayton, Ohio.

This exchange contains 10,000 possible phone numbers (937-644-0000 through 937-644-9999).

Browse Numbers in This Prefix

937-644-0000-0999 937-644-1000-1999 937-644-2000-2999 937-644-3000-3999 937-644-4000-4999 937-644-5000-5999 937-644-6000-6999 937-644-7000-7999 937-644-8000-8999 937-644-9000-9999

Sample Numbers

(937) 644-0000 (937) 644-1234 (937) 644-2000 (937) 644-3333 (937) 644-4444 (937) 644-5555 (937) 644-6000 (937) 644-7777 (937) 644-8888 (937) 644-9999