Below is a list of Lake City SD zip codes. For your research we have also included Lake City Area Code, Time Zone, UTC and the local Marshall County FIPS Code. Each Lake City South Dakota zip code has a center Longitude / Latitude point (the Lake City center is -97.41429901123 / 45.720901489258). For your convenience we have also indicated if that zip code in Lake City observes Daylight Savings time.