Below is a list of Piqua OH zip codes. For your research we have also included Piqua Area Code, Time Zone, UTC and the local Miami County FIPS Code. Each Piqua Ohio zip code has a center Longitude / Latitude point (the Piqua center is -84.239501953125 / 40.147598266602). For your convenience we have also indicated if that zip code in Piqua observes Daylight Savings time.