- Lacy Avenue
- Lambert Road
- Lamont Drive
- Lancaster Drive
- Larchwood Circle
- Larraine Street
- Lasalle Street
- Laughlin Avenue
- Laughlin Place
- Laurent Avenue
- Laurier Trail
- Laval Avenue
- Lea Crescent
- Leaside Drive
- Lemon Road
- Leonard Avenue
- Lewis Street
- Lillias Street
- Lincoln Street
- Lindel Crescent
- Line Avenue
- Linrose Avenue
- Linwood Drive
- Lisa Court
- Little John Court
- Lloyd Avenue
- Lochness Court
- Lock Street
- Locust Street
- Louise Street
- Loyalist Drive
- Lynbrook Lane
- Lyons Avenue
- Lyons Creek Road