The man died at the scene near Faringdon when an HVG and a silver car collided.
Thames Valley Police have released an appeal for information after a man was killed in a crash near Faringdon yesterday.
The 27-year-old man died at the scene when the silver car he was driving was involved in a collision with an HVG on the A420, between Faringdon and Littleworth, at around 6am. He has not been named.
PC Mark Dunne of Thames Valley Police's Serious Collision Investigation unit said: "I would also ask motorists who were in the area around the time of the collision to check their dash-cam footage in case it may have captured anything that could assist us with the investigation."
If you have any information, call 101 quoting reference 43190214007, or you can ring Crimestoppers anonymously on 0800 555111.