Jerrica Laguins, 17, of the 600 block of North 35th Street, was last seen at 8:00 p.m. on Thursday, May 30th and 40th and Market Streets.
Police say she was seen boarding the subway with her 5-month-old girl.
Jerrica was last seen wearing a purple shirt, black pants, purple sandals and a pink and brown Kangol hat. She is 5'6" tall and weighs 155 pounds.
Her five month old daughter, Paris Laguins, was last seen wearing a yellow shirt with blue flowers and dark blue jeans.
Anyone with any information on the whereabouts of Jerrica or Paris is asked to contact Southwest Detective Division at 215-686-3183 or call 911.