Olivia is known to frequent Folsom, Hammonton, and Mays Landing.
Police say that the teen's cell phone pinged in Bensalem on Sunday, and they believe she is still in Bensalem.
A Mays Landing mother is asking for help from the community finding her teenage daughter, who has been missing from her home since Wednesday, Sept. 21.
The Camden County Prosecutor's Office said Monday night that 16-year-old Riley Romano was found and is safe, several hours after she was reported missing.