Individual ranks
Army
Enlisted/Officer - Rank - Abbreviation E-0 - Cadet - CDT E-1 - Private - PVT E-2 - Private First Class - PFC E-3 - Specialist - SPC E-4 - Corporal - CPL E-5 - Sergeant - SGT E-6 - Staff Sergeant - SSG E-7 - Sergeant First Class - SFC E-8 - Master Sergeant - MSG E-9 - Sergeant Major - SGM O-1 - Second Lieutenant - 2LT O-2 - First Lieutenant - 1LT O-3 - Captain - CPT O-4 - Major - MAJ O-5 - Lieutenant Colonel - LTC O-6 - Colonel - COL O-7 - Brigadier General - BG O-8 - Lieutenant General - LG O-9 - General - GEN |
Marines
Enlisted/Officer - Rank - Abbreviation E-0 - Marine CDT - MCdt E-1 - Private - Pvt E-2 - Private First Class - PFC E-3 - Lance Corporal - LCpl E-4 - Corporal - Cpl E-5 - Sergeant - Sgt E-6 - Staff Sergeant - SSgt E-7 - Gunnery Sergeant - GySgt E-8 - First Sergeant - 1stSgt E-9 - Sergeant Major - SgtMaj O-1 - Second Lieutenant - 2ndLt O-2 - First Lieutenant - 1stLt O-3 - Captian - CPT O-4 - Major - Maj O-5 - Lieutenant Colonel - LtCol O-6 - Colonel - Col O-7 - Brigadier General - BGen O-8 - Lieutenant General - LtGen O-9 - General - Gen |
Special Forces
Unlisted/Officer Rank Abbreviation E-0 - Special Forces Cadet - SFC E-1 - Private - PVT E-2 - Private First Class - PFC E-3 - Specialist - SPC E-4 - Petty Officer Third Class - PO3 E-5 - Petty Officer Second Class - PO2 E-6 - Petty Officer First Class - PO1 E-7 - Chief Petty Officer - CPO E-8 - Senior Chief Petty Officer - SCPO E-9 - Master Chief Petty Officer - MCPO O-1 -Ensign - ENS O-2 - Junior Lieutenant - JLT O-3 - Lieutenant - LT O-4 - Lieutenant Commander - LCDR O-5 - Commander - CDR O-6 - Captain - CPTN O-7 - Brigadier General BGEN O-8 - Major General - MGEN O-9 - General - GEN |