| | Alcona County | MI | 26001 | | | | | nonmetro county (rural) | recreation | https://maps.google.com/?q=AlconaCounty+MI |
| | Alger County | MI | 26003 | | | | | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=AlgerCounty+MI |
| | Alpena County | MI | 26007 | | Alpena, MI 10980 | | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=AlpenaCounty+MI |
| | Antrim County | MI | 26009 | | | | | nonmetro county (rural) | recreation | https://maps.google.com/?q=AntrimCounty+MI |
| | Arenac County | MI | 26011 | | | | | nonmetro county (rural) | recreation | https://maps.google.com/?q=ArenacCounty+MI |
| | Baraga County | MI | 26013 | | | | | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=BaragaCounty+MI |
| | Benzie County | MI | 26019 | | Traverse City, MI 45900 | | Outlying | nonmetro county (rural) | recreation | https://maps.google.com/?q=BenzieCounty+MI |
| | Branch County | MI | 26023 | | Coldwater, MI 17740 | | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=BranchCounty+MI |
| | Charlevoix County | MI | 26029 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=CharlevoixCounty+MI |
| | Cheboygan County | MI | 26031 | | | | | nonmetro county (rural) | recreation | https://maps.google.com/?q=CheboyganCounty+MI |