Fresh information is being sought about the disappearance of Sandra Collins in Co Mayo more than 10-years ago.
Gardaí and the Crimestoppers charity have requested that anyone with information about her disappearance come forward.
Ms Collins was last seen in a take away shop on George's Street in Killala at 11pm on December 4th, 2000. She was 28 at the time.
She is described as being 152cm (5ft) and of slim build. When last seen Ms Collins was wearing black trousers, a maroon polo neck jumper, a beige sleeveless jacket and black boots.
Anyone with information should contact the free and anonymous Crimestoppers line on 1800 250025.
A reward may be granted for information that significantly helps the investigation.