Police are investigating the circumstances surrounding the death of a woman near Coffs Harbour on Monday.
About 6.40am, emergency services were called to Dairyville Road, about 15km west of Coffs Harbour, after a 53-year-old woman was found lying near the road.
Police arrived a short time later and found the woman had died at the scene.
A crime scene was established and officers from the Crash Investigation Unit are investigating, with the assistance from the Forensic Services Group.
It is believed the woman was struck by a vehicle that failed to stop and assist her.
Anyone who witnessed the crash or has information about the driver or vehicle involved is asked to contact Crime Stoppers on 1800 333 000 or Coffs Harbour Police on 6652 0299.