- A4008 between A410 and Harrow boundary, Harrow (Grid ref TQ136920)
- U, Pinewood Avenue, Harrow (Grid ref TQ136916)
- A410 between A404 and A4008, Harrow (Grid ref TQ130912)
- A409 between A410 and A4140, Harrow (Grid ref TQ149920)
- U, Long Elmes, Harrow (Grid ref TQ142907)
- A410 between A4008 and A409, Harrow (Grid ref TQ150915)
- U, Augustine Road, Harrow (Grid ref TQ141905)
- U, Caldwell Road, Hertfordshire (Grid ref TQ119926)
- U, Pinner Park Avenue, Harrow (Grid ref TQ142900)
- A404 between A410 and Headstone Lane, Harrow (Grid ref TQ131900)
- A404 between Elm Park Rd and A410, Harrow (Grid ref TQ120906)
- U, Ashridge Drive, Hertfordshire (Grid ref TQ113924)
- U, Algar Close, Harrow (Grid ref TQ159921)
- A410 between A409 and A4140, Harrow (Grid ref TQ160919)
- A4140 between A409 and A411, Hertfordshire (Grid ref TQ150940)
- U, The Comyns, Hertfordshire (Grid ref TQ144943)
- U, Maylands Road, Hertfordshire (Grid ref TQ112929)
- C, Gordon Avenue, Harrow (Grid ref TQ161916)
- U, Albury Drive, Harrow (Grid ref TQ112908)
- A409 between A4005 and A410, Harrow (Grid ref TQ153900)