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A404 between A312 and A4005, Harrow (Grid ref TQ149880) A404 between A312 and B458, Harrow (Grid ref TQ153878) A4005 between A404 and A409, Harrow (Grid ref TQ155883) U, Radnor Road, Harrow (Grid ref TQ150888) A409 between A404 and A4005, Harrow (Grid ref TQ157883) C, Harrow View, Harrow (Grid ref TQ148889) A404 between A4090 and A4005, Harrow (Grid ref TQ140884) A312 between A4005 and A404, Harrow (Grid ref TQ147870) U, Grosvenor Avenue, Harrow (Grid ref TQ138881) A404 between B458 and A409/A4006 roundabout, Harrow (Grid ref TQ160879) A4005 between A4127 and A312, Harrow (Grid ref TQ150868) C, The Ridgeway, Harrow (Grid ref TQ137877) C, Parkside Way, Harrow (Grid ref TQ139891) A4090 between A312 and A404, Harrow (Grid ref TQ132880) A404 between Headstone Lane and A4090, Harrow (Grid ref TQ135890) A404 between A409 and A4127, Brent (Grid ref TQ164869) A4127 between Brent boundary and A404, Brent (Grid ref TQ160863) A409 between A4005 and A410, Harrow (Grid ref TQ153900) U, High Worple, Harrow (Grid ref TQ128874) A4127 between A4005 Harrow Rd and Harrow boundary, Harrow (Grid ref TQ158861)