- Lefaives Corners
- Leggatt
- Legge
- Lehighs Corners
- Leigh's Corners
- Leitrim
- Leland
- Lemieux Island
- Lens
- Leonard
- Lepage
- Leskard
- Leslie Park
- Letterbreen
- Letterkenny
- Letts Corners
- Lewis Corners
- Lieury
- Lillies
- Lily Oak
- Limberlost Lodge
- Lime Lake
- Lincoln
- Lincoln Heights
- Lindenlea
- Lindenwood
- Lindsay
- Links Mills
- Linton
- Linwood