- Haven
- Hawley
- Hot Springs
- Hacienda Heights
- Hall Island
- Hayfield
- Henshaw
- Hidden Palms
- High Acres Haciendas
- Highland Plams Mobile Home Park
- Highland Springs
- Hinda
- Horse Island
- Half Moon Bay
- Hamilton Branch
- Hamilton City
- Hanford
- Harbison Canyon
- Hawaiian Gardens
- Hawthorne
- Hayfork
- Hayward
- Healdsburg
- Heber
- Hemet
- Hicksville
- Hood Junction
- Howard Landing
- Hercules
- Hermosa Beach