 8 Group RAF it became one of the original pathfinder squadrons, converting to Lancasters in January 1943.It continued in the pathfinder role until the end of the war, being based at RAF Warboys, RAF Upwood and finally its original founding base, RAF Wyton, where it disbanded on 25 September 1945.There is a memorial to the crash of Avro Lancaster ED840, 156 Squadron, which crashed in the town in Lier, Belgium on 17 June 1943.