YEADING White Hart - Kingshill Avenue - Lansbury Drive - Church Road - Hayes - Harlington Corner - Perimeter Road - Hatton Cross - Feltham - Hanworth - Twickenham - Richmond - RICHMOND Dee Road (Suns) - Chiswick Bridge - Chiswick Lane - HAMMERSMITH Met Station (afts only)
New Route replacing withdrawn Sunday 90B and an afternoon backup for Route 290 between Hammersmith and Richmond.

19.07.69
Route withdrawn - replaced by Route 90B re-introduction and Route 290