- A410 between A4140 and A4140, Harrow (Grid ref TQ171923)
- A410 between A4140 and A5, Harrow (Grid ref TQ180927)
- A410 between A409 and A4140, Harrow (Grid ref TQ160919)
- C, Gordon Avenue, Harrow (Grid ref TQ161916)
- U, Algar Close, Harrow (Grid ref TQ159921)
- A5 between Barnet boundary and A410, Barnet (Grid ref TQ180932)
- A4140 between A410 and Harrow boundary, Harrow (Grid ref TQ160934)
- A410 between A5 and A41, Barnet (Grid ref TQ185930)
- A41 between A410 and M1 spur, Barnet (Grid ref TQ184933)
- U, Ventnor Avenue, Harrow (Grid ref TQ168904)
- A5 between Harrow boundary and A41, Harrow (Grid ref TQ173942)
- A5 between A410 and A5100, Barnet (Grid ref TQ190919)
- B461, Whitchurch Lane, Harrow (Grid ref TQ187913)
- A41 between M1 spur and Barnet boundary, Barnet (Grid ref TQ176942)
- U, Ashcombe Gardens, Barnet (Grid ref TQ191926)
- M1 between A41 and LA boundary, Barnet (Grid ref TQ175943)
- U, Kenmore Avenue, Harrow (Grid ref TQ164903)
- A409 between A410 and A4140, Harrow (Grid ref TQ149920)
- A41 between Hertfordshire boundary and A5183, Hertfordshire (Grid ref TQ175944)
- A410 between A4008 and A409, Harrow (Grid ref TQ150915)