The three were identified as Andrew Onne, Maia Dipo and Paul Kowai all from Tapini in the Goilala District, Central Province.
Senior Constable Perry Kageni of the Special Services Division (SSD) said Magistrate Maristella Painap presided the case at the Boroko District Court on 12th November and sentenced the men.
Senior Constable Kageni said the three men were arrested and charged for being in possession of 24.5kg drug bags at the Nine-Mile Plaza outside Port Moresby.