Below is a list of Rossburg OH zip codes. For your research we have also included Rossburg Area Code, Time Zone, UTC and the local Darke County FIPS Code. Each Rossburg Ohio zip code has a center Longitude / Latitude point (the Rossburg center is -84.637298583984 / 40.279300689697). For your convenience we have also indicated if that zip code in Rossburg observes Daylight Savings time.