O-1
Second Lieutenant (2nd Lt)
O-2
First Lieutenant (1st Lt)
O-3
Captain (Capt
O-4
Major (Maj)
O-5
Lieutenant Colonel (Lt Col)
O-6
Colonel (Col)
O-7
Brigadier General (Brig Gen)
O-8
Major General (Maj Gen)
O-9
Lieutenant General (Lt Gen)
O-10
General (Gen)