- Hadley
- Halfmile Island
- Hampshire Road
- Hampstead
- Hampton
- Hampton Beach
- Hampton Beach State Recreational Vehicle Park
- Hampton Beach Trailer Park
- Hampton Falls
- Hampton Landing
- Hancock
- Hannahs Mobile Home Park
- Hanover
- Hanover Center
- Happy Corner
- Happy Valley
- Harbor Island
- Hardscrabble
- Harmony Island
- Harrisville
- Hart Island
- Hastings
- Hatfield Corner
- Haverhill
- Hawks Nest Island
- Hayes Corner
- Haynes Corner
- Hazens
- Hebron
- Hell Hollow