Below is a list of Harriston MS zip codes. For your research we have also included Harriston Area Code, Time Zone, UTC and the local Jefferson County FIPS Code. Each Harriston Mississippi zip code has a center Longitude / Latitude point (the Harriston center is -91.033302307129 / 31.724800109863). For your convenience we have also indicated if that zip code in Harriston observes Daylight Savings time.