| | 1910190252 | Black Hawk township | Jefferson County | IA | Active government that is
subordinate to another
unit of government G |
| | 1910190366 | Buchanan township | Jefferson County | IA | Active government that is
subordinate to another
unit of government G |
| | 1910190540 | Cedar township | Jefferson County | IA | Active government that is
subordinate to another
unit of government G |
| | 1910190609 | Center township | Jefferson County | IA | Active government that is
subordinate to another
unit of government G |
| | 1910190978 | Des Moines township | Jefferson County | IA | Active government that is
subordinate to another
unit of government G |
| | 1910191285 | Fairfield city | Jefferson County | IA | Fictitious entity created
to fill the Census Bureau
geographic hierarchy F |
| | 1910192460 | Liberty township | Jefferson County | IA | Active government that is
subordinate to another
unit of government G |
| | 1910192676 | Lockridge township | Jefferson County | IA | Active government that is
subordinate to another
unit of government G |
| | 1910192682 | Locust Grove township | Jefferson County | IA | Active government that is
subordinate to another
unit of government G |
| | 1910193282 | Penn township | Jefferson County | IA | Active government that is
subordinate to another
unit of government G |