Area codes 937 and 326
pair of coextensive area codes in southwestern Ohio
Area codes 937 and 326 are telephone area codes in the North American Numbering Plan (NANP). It is used in the state of Ohio in the United States. Area code 937 was created in 1996, as a split of area code 513. It covers cities like Dayton, Springfield, Xenia, and parts of the Miami Valley. It was overlaid by 326 on March 8, 2020.