Law Enforcement Agencies in Onamia, MN MN › Mille Lacs County Agencies serving the city of Onamia in MN. Agency Types in Onamia Municipal Police 1 agencies Tribal Police 1 agencies All Agencies in Onamia, MN Mille Lacs Tribal PD Mille Lacs County Onamia Police Department Mille Lacs County
