English abbreviations from j to j5
- J(STARS - Joint Surveillance Target Attack Radar System)
- J#('J-sharp' a programming language like JAVA)
- J&A(Junked and Abandoned)
- J1(Joint [Manpower &] Personnel Directorate)
- J-1(Manpower and Personnel Directorate of A Joint Staff)
- J2(Joint Intelligence Directorate)
- J-2(Intelligence Directorate of A Joint Staff)
- J-2A(Deputy Directorate For Administration of A Joint Staff)
- J2-CI(Joint Counterintelligence Office)
- J2EE(Java 2 Platform, Enterprise Edition)
- J-2J(Deputy Directorate For Support of A Joint Staff)
- J-2M(Deputy Directorate For Crisis Management of A Joint Staff)
- J2ME(Java 2 Platform, Micro Edition)
- J-2O(Deputy Directorate For Crisis Operations of A Joint Staff)
- J-2P(Deputy Directorate For Assessment, Doctrine, Requirements, and Capabilities of A Joint Staff)
- J2SE(Java 2 Platform, Standard Edition)
- J-2T(Deputy Directorate For Targeting, Joint Staff Intelligence Directorate)
- J-2T-1(Joint Staff Target Operations Division)
- J-2T-2(Target Plans Division)
- J-2X(Joint Force Counterintelligence and Human Intelligence Staff Element)
- J3(Joint Operations Directorate)
- J-3(Operations Directorate of A Joint Staff)
- J-35(Future Operations)
- J4(Joint Logistics Directorate)
- J-4(Logistics Directorate of A Joint Staff)
- J5(Joint Strategic Plans & Policy Directorate)
- J-5(Plans Directorate of A Joint Staff)
