STRI - syst
- SUPPT
- SUPR
- SUPRAD
- Supreme Allied Command
- Supreme Allied Command, Atlantic
- Supreme Allied Command, Atlantic, ASW Research Center
- Supreme Allied Command, Atlantic, Representative in Europe
- Supreme Allied Command, Europe Representative
- Supreme Allied Commander
- Supreme Allied Commander, Atlantic
- Supreme Allied Commander, Atlantic, authentication system
- Supreme Allied Commander, Atlantic, standing exercise orders
- Supreme Allied Commander, Europe
- Supreme Allied Commander, Europe Representative
- Supreme Command
- Supreme Commander
- supreme headquarters
- Supreme Headquarters, Allied Power, Europe
- SUPRESOFOFF
- SUPSAL
