- A312 between A4090 and A4005, Harrow (Grid ref TQ140860)
- A312 between A4090 and A4090, Ealing (Grid ref TQ137853)
- A312 between A40(T) and A4090, Ealing (Grid ref TQ137850)
- A312 between A4005 and A404, Harrow (Grid ref TQ147870)
- A4005 between A4127 and A312, Harrow (Grid ref TQ150868)
- A4090 between A4127 and A312, Ealing (Grid ref TQ150851)
- U, Sussex Crescent, Ealing (Grid ref TQ130848)
- A4127 between A4090 and Ealing boundary, Ealing (Grid ref TQ154853)
- A4127 between Harrow boundary and A4005, Harrow (Grid ref TQ156860)
- U, High Worple, Harrow (Grid ref TQ128874)
- C, The Ridgeway, Harrow (Grid ref TQ137877)
- A4127 between A4005 Harrow Rd and Harrow boundary, Harrow (Grid ref TQ158861)
- U, Long Drive, Hillingdon (Grid ref TQ120861)
- A4005 between A404 and A4127, Brent (Grid ref TQ160858)
- A4127 between Brent boundary and A404, Brent (Grid ref TQ160863)
- U, Yeading Avenue, Harrow (Grid ref TQ123872)
- U, Rowdell Road, Ealing (Grid ref TQ134839)
- A4090 between A312 and A404, Harrow (Grid ref TQ132880)
- U, Grosvenor Avenue, Harrow (Grid ref TQ138881)
- A404 between A312 and B458, Harrow (Grid ref TQ153878)