Police have registered a case and is looking for clues of the girls, said Aparna Upadhya, District Magistrate.
"An inquiry into the matter of six missing girls from government woman patronage house has been ordered," Aparna said.
National Commission for Women (NCW) Chairperson Mamta Sharma has also said that an inquiry would be initiated into the matter.
Six girls have reportedly been found missing from a government's women patronage house in Kavinagar area of Ghaziabad in last one month.
Ghaziabad MP Rajnath Singh has criticised the role of police and said that he would raise the matter in the Parliament.