Police and the family of missing 19-year-old Jordan McLester have renewed their appeal for information on his whereabouts.
They say they are still extremely concerned for his welfare.
Jordan, who is described as being 5’6”, of slight build with dirty fair hair and blue eyes was last seen at 11.40pm on Sunday, 4 November in the Kingsbury Gardens area of Coleraine.
Police are asking anyone who was walking or driving along Queen Street, Circular Road, Hanover Place or the Old Bridge between 11:5pm and 12:20am to contact police.
They are also keen to obtain dash cam footage from drivers.
Coleraine police are asking Jordan or anyone who knows of his whereabouts to contact them on the non-emergency number 101, quoting reference 1531 04/11/18.