Below is a list of Washingtonville OH zip codes. For your research we have also included Washingtonville Area Code, Time Zone, UTC and the local Columbiana County FIPS Code. Each Washingtonville Ohio zip code has a center Longitude / Latitude point (the Washingtonville center is -80.77449798584 / 40.901798248291). For your convenience we have also indicated if that zip code in Washingtonville observes Daylight Savings time.