Below is a list of Eaton IN zip codes. For your research we have also included Eaton Area Code, Time Zone, UTC and the local Delaware County FIPS Code. Each Eaton Indiana zip code has a center Longitude / Latitude point (the Eaton center is -85.355499267578 / 40.339900970459). For your convenience we have also indicated if that zip code in Eaton observes Daylight Savings time.