It is operated by Kent County Council as a primary route, and has seen investment in the past to connect traffic to the Port of Ramsgate, and to the Pfizer research centre in Sandwich.
From here, it heads south towards the former Richborough Power Station, Sandwich and Dover as a high quality road.
[2] A Roman road ran from Dover to Woodnesborough, in roughly the same direction as the modern A256, though on a different route.
[8][10] Phase 2 was a major upgrade of the approach to Thanet and the largest highway project constructed by the council.
[11] In 2015, dual carriageway sections of the A256 were identified as a possible relief for Operation Stack, which would queue Dover-bound freight vehicles along the road.