Below is a list of Saint Lawrence SD zip codes. For your research we have also included Saint Lawrence Area Code, Time Zone, UTC and the local Hand County FIPS Code. Each Saint Lawrence South Dakota zip code has a center Longitude / Latitude point (the Saint Lawrence center is -98.940803527832 / 44.517601013184). For your convenience we have also indicated if that zip code in Saint Lawrence observes Daylight Savings time.