Taranpreet Kaur, 17, was last seen in the Sandwell area on Monday and concerns are now mounting.
A spokesman for West Midlands Police said: "Can you help us trace Taranpreet Kaur who has gone missing from Sandwell.
"The 17-year-old last seen on Monday and we're growing increasingly concerned for her whereabouts.
"Taranpreet is 5ft 4ins tall and has links to London."
Anyone with information on here whereabouts is asked to call West Midlands Police on 101.