Below is a list of Ottoville OH zip codes. For your research we have also included Ottoville Area Code, Time Zone, UTC and the local Putnam County FIPS Code. Each Ottoville Ohio zip code has a center Longitude / Latitude point (the Ottoville center is -84.339401245117 / 40.932300567627). For your convenience we have also indicated if that zip code in Ottoville observes Daylight Savings time.