| | Oliver County | ND | 38065 | | Bismarck, ND 13900 | | Outlying | metro county (urban) | farm-dependent | https://maps.google.com/?q=OliverCounty+ND |
| | Nelson County | ND | 38063 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=NelsonCounty+ND |
| | Mountrail County | ND | 38061 | | | | | nonmetro county (rural) | mining-dependent | https://maps.google.com/?q=MountrailCounty+ND |
| | Morton County | ND | 38059 | | Bismarck, ND 13900 | | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=MortonCounty+ND |
| | Mercer County | ND | 38057 | | | | | nonmetro county (rural) | mining-dependent | https://maps.google.com/?q=MercerCounty+ND |
| | McLean County | ND | 38055 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=McLeanCounty+ND |
| | McKenzie County | ND | 38053 | | | | | nonmetro county (rural) | mining-dependent | https://maps.google.com/?q=McKenzieCounty+ND |
| | McIntosh County | ND | 38051 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=McIntoshCounty+ND |
| | McHenry County | ND | 38049 | | Minot, ND 33500 | | Outlying | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=McHenryCounty+ND |
| | Logan County | ND | 38047 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=LoganCounty+ND |