- Jackson Road Northwest
- James Crescent Northwest
- James Mowatt Trail Southwest
- Jamha Road Northwest
- Jarvis Crescent Northwest
- Jasper Avenue Northwest
- Jasper Northwest Avenue
- Jefferson Road Northwest
- Jefferys Crescent Northwest
- Jellett Way Northwest
- Jenner Cove Northwest
- Jennings Bay Northwest
- Jillings Crescent Northwest
- Johnnie Caine Way Northwest
- Johns Close Northwest
- Johns Road Northwest
- Jones Crescent Northwest
- Jordan Crescent Northwest
- Joyce Crescent Northwest
- Joyce Road Northwest
- Juchli Avenue Northwest