- Loughbreeze
- Lakeview Park
- Laurentian View
- Leitrim
- Lemieux Island
- Leonard
- Leslie Park
- Lincoln Heights
- Lindenlea
- Lowertown
- Lynwood Village
- Lakeside
- Lake Bernard
- Lorimer Lake
- Lotz Island
- Logan
- Lakefield
- Lasswade
- Little Rock
- Lake Wasaw
- Lone Pine
- Long Beach
- Linwood
- Lisbon
- Luxemburg
- Lake Clear
- Latchford Bridge
- Ledgerwoods Corner
- Letterkenny
- Letts Corners