Below is a list of Mendenhall MS zip codes. For your research we have also included Mendenhall Area Code, Time Zone, UTC and the local Simpson County FIPS Code. Each Mendenhall Mississippi zip code has a center Longitude / Latitude point (the Mendenhall center is -89.868598937988 / 31.960800170898). For your convenience we have also indicated if that zip code in Mendenhall observes Daylight Savings time.