The road measures 21.24 miles long and would take a car obeying speed limits 44 minutes to travel its length.
The A4155 is a A Road and is located in the Zone 4 Highways Region.
This is a true long-distance route, journeying through numerous towns like Reading, Caversham, Playhatch, Shiplake, Shiplake Cross, Harpsden, Lower Shiplake, HENLEY-ON-THAMES, Fawley, Hambleden, Medmenham, MARLOW, Little Marlow, and BOURNE END.
The road passes through several counties, including Berkshire, Oxfordshire, and Buckinghamshire.