| Place | ID | FIPS |
| Adair County | 19001 | 19001 |
| Adair County | 19001 | 19001 |
| Adams County | 19003 | 19003 |
| Adams County | 19003 | 19003 |
| Allamakee County | 19005 | 19005 |
| Allamakee County | 19005 | 19005 |
| Allamakee County | 19005 | 19005 |
| Appanoose County | 19007 | 19007 |
| Appanoose County | 19007 | 19007 |
| Appanoose County | 19007 | 19007 |
| Audubon County | 19009 | 19009 |
| Audubon County | 19009 | 19009 |
| Audubon County | 19009 | 19009 |
| Benton County | 19011 | 19011 |
| Benton County | 19011 | 19011 |
| Black Hawk County | 19013 | 19013 |
| Black Hawk County | 19013 | 19013 |
| Black Hawk County | 19013 | 19013 |
| Boone County | 19015 | 19015 |
| Boone County | 19015 | 19015 |
| Bremer County | 19017 | 19017 |
| Bremer County | 19017 | 19017 |
| Bremer County | 19017 | 19017 |
| Buchanan County | 19019 | 19019 |
| Buchanan County | 19019 | 19019 |
| Buena Vista County | 19021 | 19021 |
| Buena Vista County | 19021 | 19021 |
| Buena Vista County | 19021 | 19021 |
| Butler County | 19023 | 19023 |
| Butler County | 19023 | 19023 |
| Calhoun County | 19025 | 19025 |
| Calhoun County | 19025 | 19025 |
| Carroll County | 19027 | 19027 |
| Carroll County | 19027 | 19027 |
| Cass County | 19029 | 19029 |
| Cass County | 19029 | 19029 |
| Cedar County | 19031 | 19031 |
| Cedar County | 19031 | 19031 |
| Cerro Gordo County | 19033 | 19033 |
| Cerro Gordo County | 19033 | 19033 |
| Cerro Gordo County | 19033 | 19033 |
| Cherokee County | 19035 | 19035 |
| Cherokee County | 19035 | 19035 |
| Chickasaw County | 19037 | 19037 |
| Chickasaw County | 19037 | 19037 |
| Clarke County | 19039 | 19039 |
| Clarke County | 19039 | 19039 |
| Clay County | 19041 | 19041 |
| Clay County | 19041 | 19041 |
| Clayton County | 19043 | 19043 |
| Clayton County | 19043 | 19043 |
| Clayton County | 19043 | 19043 |
| Clinton County | 19045 | 19045 |
| Clinton County | 19045 | 19045 |
| Crawford County | 19047 | 19047 |
| Crawford County | 19047 | 19047 |
| Dallas County | 19049 | 19049 |
| Dallas County | 19049 | 19049 |
| Davis County | 19051 | 19051 |
| Davis County | 19051 | 19051 |
| Decatur County | 19053 | 19053 |
| Decatur County | 19053 | 19053 |
| Delaware County | 19055 | 19055 |
| Delaware County | 19055 | 19055 |
| Des Moines County | 19057 | 19057 |
| Des Moines County | 19057 | 19057 |
| Des Moines County | 19057 | 19057 |
| Dickinson County | 19059 | 19059 |
| Dickinson County | 19059 | 19059 |
| Dubuque County | 19061 | 19061 |
| Dubuque County | 19061 | 19061 |
| Dubuque County | 19061 | 19061 |
| Emmet County | 19063 | 19063 |
| Emmet County | 19063 | 19063 |
| Fayette County | 19065 | 19065 |
| Fayette County | 19065 | 19065 |
| Floyd County | 19067 | 19067 |
| Floyd County | 19067 | 19067 |
| Franklin County | 19069 | 19069 |
| Franklin County | 19069 | 19069 |
| Fremont County | 19071 | 19071 |
| Fremont County | 19071 | 19071 |
| Greene County | 19073 | 19073 |
| Greene County | 19073 | 19073 |
| Grundy County | 19075 | 19075 |
| Grundy County | 19075 | 19075 |
| Guthrie County | 19077 | 19077 |
| Guthrie County | 19077 | 19077 |
| Guthrie County | 19077 | 19077 |
| Hamilton County | 19079 | 19079 |
| Hamilton County | 19079 | 19079 |
| Hancock County | 19081 | 19081 |
| Hancock County | 19081 | 19081 |
| Hardin County | 19083 | 19083 |
| Hardin County | 19083 | 19083 |
| Harrison County | 19085 | 19085 |
| Harrison County | 19085 | 19085 |
| Henry County | 19087 | 19087 |
| Henry County | 19087 | 19087 |
| Howard County | 19089 | 19089 |
| Howard County | 19089 | 19089 |
| Humboldt County | 19091 | 19091 |
| Humboldt County | 19091 | 19091 |
| Ida County | 19093 | 19093 |
| Ida County | 19093 | 19093 |
| Ida County | 19093 | 19093 |
| Iowa County | 19095 | 19095 |
| Iowa County | 19095 | 19095 |
| Jackson County | 19097 | 19097 |
| Jackson County | 19097 | 19097 |
| Jasper County | 19099 | 19099 |
| Jasper County | 19099 | 19099 |
| Jefferson County | 19101 | 19101 |
| Jefferson County | 19101 | 19101 |
| Johnson County | 19103 | 19103 |
| Johnson County | 19103 | 19103 |
| Jones County | 19105 | 19105 |
| Jones County | 19105 | 19105 |
| Keokuk County | 19107 | 19107 |
| Keokuk County | 19107 | 19107 |
| Keokuk County | 19107 | 19107 |
| Kossuth County | 19109 | 19109 |
| Kossuth County | 19109 | 19109 |
| Kossuth County | 19109 | 19109 |
| Lee County | 19111 | 19111 |
| Lee County | 19111 | 19111 |
| Linn County | 19113 | 19113 |
| Linn County | 19113 | 19113 |
| Louisa County | 19115 | 19115 |
| Louisa County | 19115 | 19115 |
| Lucas County | 19117 | 19117 |
| Lucas County | 19117 | 19117 |
| Lyon County | 19119 | 19119 |
| Lyon County | 19119 | 19119 |
| Madison County | 19121 | 19121 |
| Madison County | 19121 | 19121 |
| Mahaska County | 19123 | 19123 |
| Mahaska County | 19123 | 19123 |
| Mahaska County | 19123 | 19123 |
| Marion County | 19125 | 19125 |
| Marion County | 19125 | 19125 |
| Marshall County | 19127 | 19127 |
| Marshall County | 19127 | 19127 |
| Mills County | 19129 | 19129 |
| Mills County | 19129 | 19129 |
| Mitchell County | 19131 | 19131 |
| Mitchell County | 19131 | 19131 |
| Monona County | 19133 | 19133 |
| Monona County | 19133 | 19133 |
| Monona County | 19133 | 19133 |
| Monroe County | 19135 | 19135 |
| Monroe County | 19135 | 19135 |
| Montgomery County | 19137 | 19137 |
| Montgomery County | 19137 | 19137 |
| Muscatine County | 19139 | 19139 |
| Muscatine County | 19139 | 19139 |
| Muscatine County | 19139 | 19139 |
| O'Brien County | 19141 | 19141 |
| O'Brien County | 19141 | 19141 |
| O'Brien County | 19141 | 19141 |
| Osceola County | 19143 | 19143 |
| Osceola County | 19143 | 19143 |
| Page County | 19145 | 19145 |
| Page County | 19145 | 19145 |
| Palo Alto County | 19147 | 19147 |
| Palo Alto County | 19147 | 19147 |
| Palo Alto County | 19147 | 19147 |
| Plymouth County | 19149 | 19149 |
| Plymouth County | 19149 | 19149 |
| Pocahontas County | 19151 | 19151 |
| Pocahontas County | 19151 | 19151 |
| Polk County | 19153 | 19153 |
| Polk County | 19153 | 19153 |
| Pottawattamie County | 19155 | 19155 |
| Pottawattamie County | 19155 | 19155 |
| Pottawattamie County | 19155 | 19155 |
| Poweshiek County | 19157 | 19157 |
| Poweshiek County | 19157 | 19157 |
| Poweshiek County | 19157 | 19157 |
| Ringgold County | 19159 | 19159 |
| Ringgold County | 19159 | 19159 |
| Ringgold County | 19159 | 19159 |
| Sac County | 19161 | 19161 |
| Sac County | 19161 | 19161 |
| Sac County | 19161 | 19161 |
| Scott County | 19163 | 19163 |
| Scott County | 19163 | 19163 |
| Shelby County | 19165 | 19165 |
| Shelby County | 19165 | 19165 |
| Sioux County | 19167 | 19167 |
| Sioux County | 19167 | 19167 |
| Story County | 19169 | 19169 |
| Story County | 19169 | 19169 |
| Story County | 19169 | 19169 |
| Tama County | 19171 | 19171 |
| Tama County | 19171 | 19171 |
| Tama County | 19171 | 19171 |
| Taylor County | 19173 | 19173 |
| Taylor County | 19173 | 19173 |
| Union County | 19175 | 19175 |
| Union County | 19175 | 19175 |
| Van Buren County | 19177 | 19177 |
| Van Buren County | 19177 | 19177 |
| Wapello County | 19179 | 19179 |
| Wapello County | 19179 | 19179 |
| Wapello County | 19179 | 19179 |
| Warren County | 19181 | 19181 |
| Warren County | 19181 | 19181 |
| Washington County | 19183 | 19183 |
| Washington County | 19183 | 19183 |
| Wayne County | 19185 | 19185 |
| Wayne County | 19185 | 19185 |
| Webster County | 19187 | 19187 |
| Webster County | 19187 | 19187 |
| Winnebago County | 19189 | 19189 |
| Winnebago County | 19189 | 19189 |
| Winneshiek County | 19191 | 19191 |
| Winneshiek County | 19191 | 19191 |
| Winneshiek County | 19191 | 19191 |
| Woodbury County | 19193 | 19193 |
| Woodbury County | 19193 | 19193 |
| Woodbury County | 19193 | 19193 |
| Worth County | 19195 | 19195 |
| Worth County | 19195 | 19195 |
| Wright County | 19197 | 19197 |
| Wright County | 19197 | 19197 |
