| Town / County |
Town / County |
Town / County |
| Haakinson Spur / Sioux | Hackberry / Floyd | Hackney's Grove / Warren |
| Hadden Hill / Dallas | Hagerty / Dickinson | Hagerty / Monroe |
| Hahns Switch / Muscatine | Haines / Linn | Halbur / Carroll |
| Halburg / Carroll | Hale / Jones | Hale / Kossuth |
| Hale City / Jones | Hale Village / Jones | Haley / Crawford |
| Halfa / Emmet | Halfway Prairie / Monroe | Hall / Cass |
| Hall / Davis | Hall Creek / Monona | Hamaker's / Marion |
| Hamburg / Fremont | Hamerville / Buchanan | Hamill / Lee |
| Hamilton / Marion | Hamlin / Audubon | Hamlin / Woodbury |
| Hamlin Grove / Audubon | Hammondsburgh / Warren | HAMPTON / Franklin |
| Hancock / Pottawattamie | Hancock Center / Hancock | Handsome View / Warren |
| Hanford / Cerro Gordo | Hanley / Madison | Hanlontown / Worth |
| Hanna / Kossuth | Hanness / Mahaska | Hanover / Allamakee |
| Hanover / Buena Vista | Hanover / Polk | Hansell / Franklin |
| Hansen Heights / Shelby | Happy Corners / Plymouth | Happy Hollow / Wapello |
| Happy Hollow / Wayne | Harbor / Davis | Harbor Station / Guthrie |
| Harcourt / Webster | Hard Scratch / Harrison | Harder's Corner / Page |
| Hardin / Allamakee | Hardin / Clayton | Hardin / Greene |
| Hardin City / Hardin | Hardy / Humboldt | HARLAN / Shelby |
| Harlan Junction / Pottawattamie | Harmon's Switch / Boone | Harmony / Jefferson |
| Harmony / Taylor | Harper / Keokuk | Harper's / Sioux |
| Harpers Ferry / Allamakee | Harpersville / Davis | Harris / Keokuk |
| Harris / Osceola | Harris Grove / Harrison | Harrisburg / Mahaska |
| Harrisburg / Washington | Harrisburg (#1) / Van Buren | Harrisburg (#2) / Van Buren |
| Harrisdale / Cass | Harrison / Guthrie | Harrison / Harrison |
| Harrison / Louisa | Harrison / Madison | Harrison / Pottawattamie |
| Harrisonville / Marion | Hartford / Des Moines | Hartford / Warren |
| Hartland / Marshall | Hartland / Worth | Hartley / O'Brien |
| Hartwick / Delaware | Hartwick / Poweshiek | Harvard / Wayne |
| Harvey / Marion | Harvey Mills / Dallas | Harvey's Mills / Jefferson |
| Harvey's Point / Polk | Harveyville / Marion | Harwell / Cedar |
| Haskins / Washington | Hastie / Polk | Hastings / Mills |
| Hatch / Kossuth | Hatton / Polk | Hauntown / Clinton |
| Havanna / Greene | Havelock / Pocahontas | Haven / Tama |
| Haverhill / Marshall | Havre / Washington | Hawarden / Sioux |
| Hawkeye / Des Moines | Hawkeye / Fayette | Hawkeye / Hancock |
| Hawkeye / Marion | Hawkeye City / Union | Hawleyville / Page |
| Hawthorn / Montgomery | Hayes / Adams | Hayesville / Keokuk |
| Hayfield / Hancock | Hayfield Junction / Hancock | Haynie / Mills |
| Hazard / Cherokee | Hazel / Dubuque | Hazel Green / Delaware |
| Hazel Green / Hardin | Hazelton / Buchanan | Hazen / Lee |
| Hazleton (Old) / Buchanan | Heath / Tama | Heaton / Madison |
| Hebron / Adair | Hedge / Iowa | Hedge's Grove / Cass |
| Hedrick / Keokuk | Hedrolante / Van Buren | Helena / Tama |
| Hempstead / Dubuque | Henderson / Lucas | Henderson / Mills |
| Henderson Prairie / Clayton | Henn / Monroe | Henness / Mahaska |
| Henshaw / Taylor | Henton / Mills | Hentonville / Mills |
| Hepburn / Page | Herdland / Clay | Herndon / Guthrie |
| Herring / Sac | Herrold / Page | Hesper / Winneshiek |
| Hesperian / Webster | Hetzel / Scott | Heytman / Allamakee |
| Hiattsville / Appanoose | Hiawatha / Linn | Hiawatha / Monona |
| Hibbsville / Appanoose | Hickory / Monroe | Hickory / Van Buren |
| Hickory Grove / Clarke | Hickory Grove / Jackson | Hickory Grove / Monroe |
| Hickory Grove / Scott | Hickory Point / Clarke | Hicks / Black Hawk |
| Higginsport / Dubuque | Higginsport / Jackson | High / Iowa |
| High Bridge / Dallas | High Creek / Fremont | High Grove / Clayton |
| High Lake / Emmet | Highbrier / Decatur | Highland / Clayton |
| Highland / Union | Highland Center / Wapello | Highland City / Pocahontas |
| Highland Grove / Jones | Highland Junction / Polk | Highland Park / Polk |
| Highland Park / Sioux | Highlandville / Winneshiek | Highpoint / Decatur |
| Highview / Hamilton | Hills / Johnson | Hillsboro / Henry |
| Hillsboro / Louisa | Hillsboro / Van Buren | Hillsdale / Mills |
| Hilltown / Appanoose | Hilton / Monroe | Hinkletown / Iowa |
| Hinkletown / Keokuk | Hinkleville / Keokuk | Hinsdale / Lee |
| Hinton / Plymouth | Hires Grove / Buena Vista | Hirondelle / Worth |
| Hiteman / Monroe | Hitesville / Butler | Hobart / Kossuth |
| Hobarton / Kossuth | Hocking / Monroe | Hodge / Wayne |
| Hoenzollern / Crawford | Hogansville / Dubuque | Holaday's / Adair |
| Holbrook / Iowa | Holland / Grundy | Hollandale / Winnebago |
| Hollenback / Linn | Holley / Plymouth | Hollidaysburg / Monroe |
| Holly Springs / Woodbury | Holman / Osceola | Holmes / Wright |
| Holmstad / Montgomery | Holstein / Ida | Holt / Taylor |
| Holy Cross / Dubuque | Holzworth's Grove / Keokuk | Homan / Tama |
| Home / Van Buren | Homer / Hamilton | Homestead / Iowa |
| Honey Creek / Clayton | Honey Creek / Pottawattamie | Honey Grove / Cedar |
| Hook's Point / Hamilton | Hook's Point / Hamilton | Hoosier Grove / Linn |
| Hoosier Mills / Linn | Hoosier Point / Benton | Hoovers / Monroe |
| Hope / Greene | Hope Farm / Louisa | Hopeville / Clarke |
| Hopewell / Mahaska | Hopkins Grove / Polk | Hopkinton / Delaware |
| Hoprig / Emmet | Horace / Audubon | Horn / Jasper |
| Hornbuckles Point / Boone | Hornick / Woodbury | Horrabin / Johnson |
| Horton / Bremer | Hoskins / Woodbury | Hospers / Sioux |
| Hotner / Hamilton | Hotona / Tama | Houghton / Lee |
| Howard / Howard | Howard / Tama | Howard Center / Allamakee |
| Howard Centre / Howard | Howardville / Floyd | Howe / Adair |
| Howell / Marion | Howsler / Harrison | Hoyt / Adams |
| Hubbard / Hardin | Hudsen / Muscatine | Hudson / Black Hawk |
| Hudson / Sioux | Hueston / Johnson | Hughes / Hardin |
| Hugo / Jackson | Hull / Boone | Hull / Sioux |
| Humboldt / Humboldt | Humboldt (P.O.) / Humboldt | Humbug Town / Poweshiek |
| Humeston / Wayne | Hummaconna / Monroe | Hungarian Settlement / Decatur |
| Hunter / Dickinson | Huntington / Emmet | Hunts / Lyon |
| Huntsville / Polk | Hurley / Cerro Gordo | Huron / Des Moines |
| Hurstville / Jackson | Husam / Scott | Huskalia / Webster |
| Hustad / Mitchell | Huston's / Keokuk | Huston's Point / Keokuk |
| Hutchins / Hancock | Huxley / Story | Hyde / Winneshiek |
| Hynes / Monroe | Hyperion / Polk |
