Prefix Information

The prefix 638 is part of area code 937 serving Dayton, Ohio.

This exchange contains 10,000 possible phone numbers (937-638-0000 through 937-638-9999).

Browse Numbers in This Prefix

937-638-0000-0999 937-638-1000-1999 937-638-2000-2999 937-638-3000-3999 937-638-4000-4999 937-638-5000-5999 937-638-6000-6999 937-638-7000-7999 937-638-8000-8999 937-638-9000-9999

Sample Numbers

(937) 638-0000 (937) 638-1234 (937) 638-2000 (937) 638-3333 (937) 638-4444 (937) 638-5555 (937) 638-6000 (937) 638-7777 (937) 638-8888 (937) 638-9999