- Luthers Corners
- Lafayette
- Lakewood
- Langworthy Corner
- Laurel Hill
- Laurel Park
- Lawtons
- Leonard Corner
- Lewis City
- Liberty
- Lime Rock
- Lincoln
- Lincoln Park
- Lippitt
- Lippitt Estate
- Little Comfort Island
- Little Compton
- Little Cormorant Rock
- Little Ida Lewis Rock
- Little Island
- Little Island
- Lockwood Corner
- Locustville
- Longmeadow
- Lonsdale
- Lymansville