Police have broadened their search for Rae Portman after reported sightings in the Bay of Plenty.
Ms Portman, 33, was last seen on June 20 at an Auckland motel and there are grave fears for her safety. Neither her bank account nor her cellphone has been used.
Police yesterday said they had received a number of calls reporting June sightings of Ms Portman near Waihi and Tauranga.
Ms Portman's mother reported her missing on July 2. Police later revealed she had not checked out of the motel and her belongings were still there.
Ms Portman, also known as Bok, was a known drug user and it emerged that she had been assaulted at a Manurewa property on June 8. A 30-year-old woman has been charged in relation to the incident but police said it was not connected to her disappearance.