Prefix Information

The prefix 340 is part of area code 937 serving Dayton, Ohio.

This exchange contains 10,000 possible phone numbers (937-340-0000 through 937-340-9999).

Browse Numbers in This Prefix

937-340-0000-0999 937-340-1000-1999 937-340-2000-2999 937-340-3000-3999 937-340-4000-4999 937-340-5000-5999 937-340-6000-6999 937-340-7000-7999 937-340-8000-8999 937-340-9000-9999

Sample Numbers

(937) 340-0000 (937) 340-1234 (937) 340-2000 (937) 340-3333 (937) 340-4444 (937) 340-5555 (937) 340-6000 (937) 340-7777 (937) 340-8888 (937) 340-9999