- Lafarges Landing
- LaFayette
- Lafayette Corners
- Lafayette Morrison Houses
- Lafayetteville
- Lagrange
- Lagrange
- Lagrangeville
- Laidlaw
- Lairdsville
- Lake Bluff
- Lake Bonaparte
- Lake Breeze Mobile Home Park
- Lake Clear
- Lake Colby
- Lake Country Estates
- Lake Country Mobile Manor
- Lake Delaware
- Lake Delta
- Lake Desolation
- Lake Harris Campground
- Lake Hill
- Lake Huntington
- Lake Katonah
- Lake Lincolndale
- Lake Lucille
- Lake Luzerne
- Lake Luzerne-Hadley
- Lake Minnewaska
- Lake Osiris Colony