Below is a list of Saint Ignace MI zip codes. For your research we have also included Saint Ignace Area Code, Time Zone, UTC and the local Mackinac County FIPS Code. Each Saint Ignace Michigan zip code has a center Longitude / Latitude point (the Saint Ignace center is -84.734497070312 / 45.86669921875). For your convenience we have also indicated if that zip code in Saint Ignace observes Daylight Savings time.