Below is a list of Grand Traverse County MI zip codes. For your research we have also included Grand Traverse County Area Code, Time Zone, UTC and the local County FIPS Code. Each Grand Traverse County Michigan zip code has a center Longitude / Latitude point (the Grand Traverse County center is -85.599403381348 / 44.723400115967). For your convenience we have also indicated if that zip code in Grand Traverse County observes Daylight Savings time.