Below is a list of Walnut Creek OH zip codes. For your research we have also included Walnut Creek Area Code, Time Zone, UTC and the local Holmes County FIPS Code. Each Walnut Creek Ohio zip code has a center Longitude / Latitude point (the Walnut Creek center is -81.720802307129 / 40.541500091553). For your convenience we have also indicated if that zip code in Walnut Creek observes Daylight Savings time.