Three people have died following a single-vehicle crash near Trangie this morning.
Police say the crash happened at about 7.40am, 10km north of Trangie (about 80km from Dubbo) when a southbound 4WD left the Mitchell Highway and struck a tree.
"Three young men died at the scene. They have not been further identified," a police spokesperson said.
"Three dogs survived the crash and are being treated by a local vet."
One northbound lane had to be closed while the scene was examined and cleared.