2/6th Cavalry Commando Regiment (Australia) 2/6th Battalion (Australia) 2/6th Armoured Regiment (Australia) 2/6th Commando Squadron (Australia) South African Class 6Y 2-6-2 2nd Battalion, 6th Marines 6th Dáil 6th Cavalry Regiment 6th Infantry Division (Wehrmacht) 6th Operations Group 6th Air Defense Artillery Regiment 6th of October (city) 6th Air Refueling Wing 6th Bersaglieri Regiment South African Class 6Z 2-6-4 6th Division (Australia) 6th Infantry Division (United States) 6th Marine Regiment 6th Division (Iraq) 6th Weapons Squadron 6th Special Operations Squadron Carabiniers (6th Dragoon Guards) 6th Air Division 6th Infantry Regiment (United State…

es) 6th Engineer Support Battalion 6th Brigade (Australia) 6th Field Artillery Regiment Government of the 6th Dáil 6th Guards Tank Brigade (United Kingdom) 6th (Royal Welch) Parachute Battalion 6th Communication Battalion 142nd (6th London) Brigade 6th Combined Arms Army 6th Vermont Infantry Regiment 6th Attack Squadron 6th Armored Division (United States) 6th (Inniskilling) Dragoons 6th United States Colored Infantry Regiment 6th Port Headquarters G4501 Beijing 6th Ring Expressway 6th Guards Tank Army 6th Infantry Regiment "Aosta" 6th Engineer Regiment (France) 6t

h New Hampshire Infantry Regiment 6th Massachusetts Militia Regiment 6th Indiana Infantry Regiment 6th Airlift Squadron 6th Air Refueling Squadron 6th (United Kingdom) Division 6th Seanad The 6th Day 6th Maine Infantry Regiment 6th Congress of the League of Communists of Yugoslavia DDRMAX Dance Dance Revolution 6thMix 6th Medical Logistics Management Center (United States Army) 6th Arkansas Infantry Regiment 6th Scottish Parliament 6th Cruiser Squadron 6th Infantry Brigade (United Kingdom) 6th United States Congress 6th Light Armoured Brigade (France) 6th Panzer Army Minnesota's 6th congression