Tallulah Roberts, a 13-year-old girl from Chorley was last seen on Wednesday.
A Chorley Police spokesman said:
“We are becoming increasingly concerned for the welfare of 13-year-old Tallulah Roberts, missing from the Chorley area.
“Tallulah is described as mixed race, 5ft6 tall, and was last seen at 10am on Wednesday 31st March 2021 wearing a black J&M Plant Hire hoody, red tee shirt, black jeans and black Nike trainers.
“Tallulah also has links with the Wigan and Burscough area.
“Anybody with information regarding the whereabouts of Tallulah are kindly asked to call Lancashire Constabulary on 101 quoting log reference LC-20210401-1402.”