Leah Dixon, 14, and Jasmine Agnew, 12, were accounted for missing on Friday night in the wake of neglecting to come back to their homes in Renfrewshire.
Leah was most recently seen in Gauze Street, Paisley, at around 09:10 on Friday, while Jasmine left her home in Sandy Road, Renfrew, at around 15:00.
Police trust they might be as one and were conceivably heading towards Falkirk.
Leah’s mom Pauline Dixon claimed on Facebook for help in following her little girl.
She expressed: “My 14-year-old girl Leah Dixon has been absent since lunch time Friday evening.
“Her companion is additionally absent and we feel this is something they have arranged ahead of time.
“The police have looked through the greater part of the spots she as a rule hangs about and have had no luckiness.
“We have heard that she may have made a trip to Falkirk/Airdrie and be in a level here.”
She included: “Please share this data with your children and girls in the event that they know Leah or her companions and in the event that they have seen or been in contact with her in the most recent day.
“If it’s not too much trouble share this post as far and wide as you can. Any data no mater how little will be enormously refreshing.”
Jasmine Agnew, otherwise called McGowan, is around 5ft 6in tall, with dark colored wavy hair and blue eyes. She was wearing a dark puffer coat and dark thin pants.
Leah is around 5ft 6in, of thin form and has long dark colored hair. She was most recently seen wearing dark tights, a dim since quite a while ago sleeved shirt, dark Nike mentors and a dark parka coat with a hide lined hood. She was conveying a covered pack.
Insp Steven Espie stated: “We are becoming progressively worried for the young ladies given their age and that reality that nobody has gotten notification from them.
“We are checking applicable CCTV film for any extra data and we are engaging any individual who may have seen the young ladies to get in touch with us.
“We trust they may have on a transport and set out to Falkirk and we are attempted enquiries to learn if that is the situation.”
Anybody with any data should contact Johnstone Police Station through 101.