- Lisbon
- Littleton
- Lancaster
- Lebanon
- Lincoln
- Livermore
- Laconia
- Langdon
- Lee
- Lempster
- Litchfield
- Londonderry
- Loudon
- Lyme
- Lyndeborough
- Lady Isle
- Lake Shore Park
- Lakeport
- Lakeside
- Lamprey Corners
- Landaff Center
- Langs Corner
- Laskey Corner
- Laurel Island
- Lawrence Corner
- Leachs Island
- Leavitt Park
- Leavitts Hill
- LeBruns Mobile Home Park
- Ledge Island