Colonel (United States) Colonel (United States) In the United States Army, Marine Corps, and Air Force, colonel () is the most senior field grade military officer rank, immediately above the rank of lieutenant colonel and immediately below the rank of brigadier general. It is equivalent to the naval rank of captain in the other uniformed services. The pay grade for colonel is O-6. The insignia of the rank of colonel, as seen on the right, is worn on the officer's left side (a mirror-image version is worn on the right side, such that the eagle always faces forward to the wearer's front; the
Colonel general Colonel general Colonel general is a three or four-star rank in some armies, usually equivalent to that of a full general in other armies. North Korea and Russian Federation have used the rank in that fashion throughout their histories. The rank is also closely associated with Germany, where "Generaloberst" has formerly been a higher rank above full "General" but below "Generalfeldmarschall". Colonel general ("Generaloberst") was the second-highest rank in the Austro-Hungarian Army, introduced following the German model in 1915. The rank was not used after World War I in the Austrian Army of the Republic. The People's Liberation Army had