- A302 between Bressenden Place and Parliament Square, Westminster (Grid ref TQ300795)
- A3214 between Horse Guards Road and Parliament Sq, Westminster (Grid ref TQ300796)
- A302 between Parliament Square and A3211, Westminster (Grid ref TQ302796)
- A3212 between A3203 and Parliament Square, Westminster (Grid ref TQ302793)
- A302 between Westminster boundary and A3211, Westminster (Grid ref TQ303796)
- A3212 between A302 and Northumberland Ave, Westminster (Grid ref TQ301800)
- B326, Marsham Street, Westminster (Grid ref TQ299791)
- A302 between A3036/A3200 roundabout and Lambeth boundary, Lambeth (Grid ref TQ305796)
- A3211 between A302 and A400, Westminster (Grid ref TQ303800)
- U, Petty France, Westminster (Grid ref TQ294794)
- B323, Horseferry Road, Westminster (Grid ref TQ301789)
- A3203 between A3212 and Westminster boundary, Westminster (Grid ref TQ303789)
- A3036 between A3023 and A23 Westminster Bridge roundabout, Lambeth (Grid ref TQ307793)
- A400 between Trafalgar Sq and A3211, Westminster (Grid ref TQ302803)
- A4 between Piccadilly and Waterloo Pl, Westminster (Grid ref TQ295802)
- A4 between Pall Mall and Northumberland ave, Westminster (Grid ref TQ299804)
- A3203 between Lambeth boundary and A3036, Lambeth (Grid ref TQ304789)
- A4 between Waterloo Pl and Cockspur St, Westminster (Grid ref TQ297803)
- A4 between Northumberland Ave and St Martins Pl, Westminster (Grid ref TQ300804)
- A4 between Haymarket and Trafalgar Square, Westminster (Grid ref TQ299804)