Below is a list of Atwater OH zip codes. For your research we have also included Atwater Area Code, Time Zone, UTC and the local Portage County FIPS Code. Each Atwater Ohio zip code has a center Longitude / Latitude point (the Atwater center is -81.163597106934 / 41.02379989624). For your convenience we have also indicated if that zip code in Atwater observes Daylight Savings time.