- Harbor Isle
- Harris Hill
- Hartsdale
- Hastings-on-Hudson
- Hauppauge
- Haverstraw
- Haviland
- Head of the Harbor
- Hempstead
- Halfway
- Hall Island
- Heath Grove
- High Bridge
- Hinsdale
- Horseshoe Island
- Hortontown
- Howlett Hill
- Heritage Hills
- Herkimer
- Herricks
- Herrings
- Heuvelton
- Hewlett
- Hewlett Bay Park
- Hewlett Harbor
- Hewlett Neck
- Hicksville
- High Falls
- Highland Falls
- Highland Mills