Below is a list of Croswell MI zip codes. For your research we have also included Croswell Area Code, Time Zone, UTC and the local Sanilac County FIPS Code. Each Croswell Michigan zip code has a center Longitude / Latitude point (the Croswell center is -82.620697021484 / 43.273399353027). For your convenience we have also indicated if that zip code in Croswell observes Daylight Savings time.