Below is a list of Bismarck AR zip codes. For your research we have also included Bismarck Area Code, Time Zone, UTC and the local Hot Spring County FIPS Code. Each Bismarck Arkansas zip code has a center Longitude / Latitude point (the Bismarck center is -93.1908 / 34.3372). For your convenience we have also indicated if that zip code in Bismarck observes Daylight Savings time. For more information on Bismarck Arkansas you will find helpful business links and searches.