C-20C
"Gulfstream III/IV"

Primary Function: Special air and operational support missions

C-20C 85-0050
89th AW
99th AS
Andrews AFB, MD

         
C-20D
"Gulfstream III/IV" 		Primary Function: Operational Support Airlift (OSA) aircraft with modified communications equipment for use by the Navy, normally in support of high-ranking naval officials
C-20D 163691
NAS Sigonella, Italy		        
C-20E
"Gulfstream III/IV" 		Primary Function: U.S. Army Operational Support Airlift (OSA) aircraft
C-20E 87-0140
OSACOM / PAT
USArmy
Andrews AFB, MD
    
C-20G
"Gulfstream III/IV"		 Primary Function: long range aircraft, medium airlift logistics
support for Fleet Battle Groups
C-20G 165151
VR-51
MCBH Kaneohe Bay, HH 		         
C-20H
"Gulfstream III/IV" 		Primary Function: Special air and operational support missions
C-20H 90-0300
86th AW
76th AS
Ramstein AB, Germany		      
C-20H 92-0375
86th AW
76th AS
Ramstein AB, Germany