- Harman Heights
- Harmony
- Harnden Island
- Harper
- Harper Island
- Harpole
- Harrah
- Harrington
- Harrington Place
- Harsha
- Harstine Island
- Hart Island
- Harter
- Hartford
- Hartill's Ridgecrest Mobile Home Park
- Hartline
- Hartstene
- Harvey
- Harwood
- Hat Island
- Hat Island
- Hatch
- Hatton
- Havermale Island
- Havillah
- Hawkeye Mobile Home Park
- Hawley
- Hay
- Hay Canyon Mobile Home Park
- Hayes