service school

administrative service school

joint service school

senior service school

branch (military/service branch, armed service)

separate from active service / the service

Y service (Y-service) / Y-station

regional meteorological service/ regional weather service (RWS)

emergency service / emergency operations service

Air Force Officer Training School

Army Officer Candidate School

Army School

NATO School

Navy Officer Candidate School

officer candidate school

military training school

heavy armor school

armament school

armor school

armored force school

armored school

army shooting school

artillery equipment school

heavy firepower school

high-speed school

fighter leaders' school

instrument pilot instructor school

accredited civilian school

administrative school

administrative school center

advanced flying school

garrison school

Joint Atomic, Biological and Chemical Warfare School