The repatriation exercise started over the weekend and will continue until the weekend.
Police from Momase, Highlands and New Guinea Islands, comprising of 10 each, were deployed for three weeks during the 2015 Pacific Games.
The Games ended over the weekend.
The Morobe police were warmly received by Lae police boss Chief Superintendent Iven Lakatani on Monday.
He said they had experienced a new working environment for the past 21 days and it was great to get them back to Lae and Morobe.