Find any 740- phone number in Ohio

The 740 area code is a numbering plan area code used in the state of Ohio, United States. It was established in 1997 and covers most of the south-central and southeastern parts of the state. It is bordered by the 419 area code to the northwest and the 937 area code to the northeast. The 740 area code also encompasses portions of eastern Kentucky and West Virginia.

The North American Numbering Plan (NANP) is a system that is used to designate area codes and telephone numbers in the U.S., Canada, and eighteen other countries. It divides each country and region into a number of geographic areas that are assigned a three-digit area code. Each area code is allocated to a specific region and corresponds to a particular geographic telephone number. The 740 area code is one of the earliest codes to be assigned according to the NANP. By 2017, the 740 area code was one of five NANP area codes to be assigned to the state of Ohio.