| | | Monona County | IA | 19133 | | | | | not in metro; pop <
5k; metro-adjacent | farm-dependent | https://maps.google.com/?q=MononaCounty+IA |
| | | Monroe County | IA | 19135 | | | | | not in metro; pop <
5k; non-metro-adjacent | manufacturing-dependent | https://maps.google.com/?q=MonroeCounty+IA |
| | | Montgomery County | IA | 19137 | | | | | not in metro; pop > 5k
< 20k; metro-adjacent | nonspecialized | https://maps.google.com/?q=MontgomeryCounty+IA |
| | | O'Brien County | IA | 19141 | | | | | not in metro; pop > 5K
< 20k;
non-metro-adjacent | farm-dependent | https://maps.google.com/?q=O'BrienCounty+IA |
| | | Osceola County | IA | 19143 | | | | | not in metro; pop <
5k; non-metro-adjacent | farm-dependent | https://maps.google.com/?q=OsceolaCounty+IA |
| | | Page County | IA | 19145 | | | | | not in metro; pop > 5k
< 20k; metro-adjacent | nonspecialized | https://maps.google.com/?q=PageCounty+IA |
| | | Palo Alto County | IA | 19147 | | | | | not in metro; pop <
5k; non-metro-adjacent | farm-dependent | https://maps.google.com/?q=PaloAltoCounty+IA |
| | | Pocahontas County | IA | 19151 | | | | | not in metro; pop <
5k; non-metro-adjacent | farm-dependent | https://maps.google.com/?q=PocahontasCounty+IA |
| | | Poweshiek County | IA | 19157 | | | | | not in metro; pop > 5k
< 20k; metro-adjacent | nonspecialized | https://maps.google.com/?q=PoweshiekCounty+IA |
| | | Ringgold County | IA | 19159 | | | | | not in metro; pop <
5k; non-metro-adjacent | farm-dependent | https://maps.google.com/?q=RinggoldCounty+IA |
