Update 7.30PM: Simone O' Sullivan has been located safe and well, gardaí have said.
Gardaí thanked the public for their assistance.
Earlier: Gardaí are asking for the public's assistance in locating 17-year-old Simone O' Sullivan who is missing from her home in Rochestown, Co Cork.
Simone has been missing since October 25.
She is described as being 5 feet tall, of thin build with black hair and blue eyes.
When last seen she was possibly wearing black or white runners and a black and white jacket.
Anyone with information is asked to contact Togher Garda Station on 021 494 7120, the Garda Confidential Line 1800 666 111 or any Garda Station.