A312 Road

From: Hampton
To: Harrow, Note: The road has been dubbed the A three-one-queue owing to frequent heavy congestion on this road. Part of its course formerly ran from Hatton, London to Harlington, London across where Heathrow Airport now is: see File:OS_Heathrow_5th_Edition.jpg.
Cities: Harrow, Hounslow West, Hampton Hill.