Below is a list of Saint John ND zip codes. For your research we have also included Saint John Area Code, Time Zone, UTC and the local Rolette County FIPS Code. Each Saint John North Dakota zip code has a center Longitude / Latitude point (the Saint John center is -99.711799621582 / 48.950099945068). For your convenience we have also indicated if that zip code in Saint John observes Daylight Savings time.