Below is a list of Keweenaw County MI zip codes. For your research we have also included Keweenaw County Area Code, Time Zone, UTC and the local County FIPS Code. Each Keweenaw County Michigan zip code has a center Longitude / Latitude point (the Keweenaw County center is -88.259696960449 / 47.342399597168). For your convenience we have also indicated if that zip code in Keweenaw County observes Daylight Savings time.