- Labadie Road
- Labelle Street
- Labour Crescent
- Labute Street
- Lacasse Boulevard
- Lachance Court
- Lafferty Avenue
- Lafontaine Lane
- Laforet Street
- Laing Street
- Lake Como Court
- Lake Grande Court
- Lake Laguna Court
- Lake Shore Drive
- Lake Trail Drive
- Lakeview Avenue
- Lakewood Crescent
- Lambeth Road
- Lambton Street
- Lamont Street
- Landor Avenue
- Landor Court
- Langlois Avenue
- Langlois Court
- Lanoue Street
- Lansing Street
- Laporte Avenue
- Lappan Avenue
- Laramie Street
- Larkin Road
- Lassaline Avenue
- Latina Court
- Laura's Lane
- Laurel Bay Court
- Laurendale Drive
- Laurendeau Avenue
- Laurentide Street
- Laurier Drive
- Lauzon Parkway
- Lauzon Road
- Lavender Avenue
- Lavindale Street
- Lawrence Road
- Layla Court
- Le Boeuf Avenue
- Leafield Court
- Leathorne Street
- Leduc Street
- Ledyard Avenue
- Leffler Drive
- Legacy Park Drive
- Leisure Crescent
- Lemire Street
- Lemonwood Crescent
- Lena Avenue
- Lennon Court
- Lens Avenue
- Leonard Road
- Lepain Crescent
- Lesperance Road
- Lessard Street
- Lexham Gardens
- Lexington Circle
- Liberty Street
- Lilac Lane
- Lillian Avenue
- Lincoln Road
- Linda Crescent
- Linwood Place
- Lionel Drive
- Lisa Court
- Lisa Crescent
- Lisann Court
- Lisgar Avenue
- Little River Boulevard
- Little River Road
- Littler Crescent
- Livingstone Street
- Lloyd George Boulevard
- Lochmoor Street
- Locke Street
- Locust Court
- Loebach Drive
- Logan Avenue
- Lombardy Crescent
- Lone Pine Street
- Longfellow Avenue
- Lonsdale Crescent
- Loraine Avenue
- Lori Street
- Louis Avenue
- Louisa Drive
- Lounsborough Court
- Lounsborough Street
- Lovell Crescent
- Lovric Road
- Lublin Avenue
- Luxury Avenue
- Lyndon Court
- Lynn Street
- Lynngrove Court
- Lynngrove Crescent
- Lyoness Court
- Lyons Avenue