The websites ZIP Codes To Go and United States ZIP Codes each provide an online list of available Michigan ZIP codes. ZIP codes in the state range from 48001 through 49971.
As of 2015, ZIP Codes To Go lists the associated city and county with each ZIP code, and it also allows a user to see a map of the area covered by the ZIP code. A user can also click on a particular county and get the list of ZIP codes within that county. ZIP code lookups by city are also possible.
United States ZIP Codes also lists the associated city, county and corresponding telephone area codes within a particular ZIP code.