Ranks of the U.S. Air Force

Enlisted Officers

U.S. Air Force: Enlisted

Insignia	Rank	Designation
No Insignia	Airman Basic (AB)	E-1
	Airman (Amn)	E-2
	Airman First Class (A1C)	E-3
	Senoir Airman (SrA)	E-4
	Staff Sergeant (SSgt)	E-5
	Technical Sergeant (TSgt)	E-6
	Master Sergeant (MSgt)	E-7
	Senior Master Sergeant (SMSgt)	E-8
	Cheif Master Sergeant (CMSgt)	E-9
	Command Cheif Master Sergeant (CCM)
	Chief Master Sergeant of the Air Force (CMSAF)

Source: DoD

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U.S. Air Force: Commissioned officers

Insignia	Rank	Designation
	Second Lieutenant (2nd Lt)	O-1
	First Lieutenant (1st Lt)	O-2
	Captain (Capt)	O-3
	Major (Maj)	O-4
	Lieutenant Colonel (Lt Col)	O-5
	Colonel (Col)	O-6
	Brigadier General (Brig Gen)	O-7
	Major General (Maj Gen)	O-8
	Lieutenant General (Lt Gen)	O-9
	General (Gen)	O-10
	General of the Air Force (GOAF)	Special

Source: DoD