- Hamden
- Hamersville
- Hamilton
- Hamler
- Hanging Rock
- Hannibal
- Hanover
- Hanoverton
- Harbor Hills
- Harbor View
- Harpster
- Harrisburg
- Harrison
- Harrisville
- Harrod
- Hartford
- Hartville
- Harveysburg
- Haskins
- Haviland
- Haydenville
- Hayesville
- Heath
- Hebron
- Helena
- Hemlock
- Hessville
- Hicksville
- Hide-A-Way Hills
- Higginsport
- Highland
- Highland Heights
- Highland Hills
- Highland Holiday
- Highpoint
- Hilliard
- Hills and Dales
- Hillsboro
- Hilltop
- Hiram
- Hockingport
- Holgate
- Holiday City
- Holiday Valley
- Holland
- Hollansburg
- Holloway
- Holmesville
- Homeworth
- Hooven
- Hopedale
- Hough
- Howard
- Howland Center
- Hoytville
- Hubbard
- Huber Heights
- Huber Ridge
- Hudson
- Hunter
- Hunting Valley
- Huntsville
- Huron
