Below is a list of Saint Thomas ND zip codes. For your research we have also included Saint Thomas Area Code, Time Zone, UTC and the local Pembina County FIPS Code. Each Saint Thomas North Dakota zip code has a center Longitude / Latitude point (the Saint Thomas center is -97.44889831543 / 48.619201660156). For your convenience we have also indicated if that zip code in Saint Thomas observes Daylight Savings time.