| | Merrick County | NE | 31121 | | Grand Island, NE 24260 | | Outlying | metro county (urban) | farm-dependent | https://maps.google.com/?q=MerrickCounty+NE |
| | Morrill County | NE | 31123 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=MorrillCounty+NE |
| | Nance County | NE | 31125 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=NanceCounty+NE |
| | Nemaha County | NE | 31127 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=NemahaCounty+NE |
| | Nuckolls County | NE | 31129 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=NuckollsCounty+NE |
| | Otoe County | NE | 31131 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=OtoeCounty+NE |
| | Pawnee County | NE | 31133 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=PawneeCounty+NE |
| | Perkins County | NE | 31135 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=PerkinsCounty+NE |
| | Phelps County | NE | 31137 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=PhelpsCounty+NE |
| | Pierce County | NE | 31139 | | Norfolk, NE 35740 | | Outlying | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=PierceCounty+NE |