Below is a list of Eaton CO zip codes. For your research we have also included Eaton Area Code, Time Zone, UTC and the local Weld County FIPS Code. Each Eaton Colorado zip code has a center Longitude / Latitude point (the Eaton center is -104.71099853516 / 40.524600982666). For your convenience we have also indicated if that zip code in Eaton observes Daylight Savings time.