Sullivan is an unincorporated community and census designated place in central Sullivan Township, Ashland County, Ohio, United States. [1] It has a post office with the ZIP code 44880. [2] It lies at the intersection of U.S. Route 224 with State Route 58.
Sullivan was laid out in 1836. [3] A post office called Sullivan has been in operation since 1828, which was closed in the summer of 2015. [4]
41°01′41″N 82°13′16″W / 41.02806°N 82.22111°W