| Abbreviation | Definition |
|---|---|
| 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 |
| 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 |
| J-3 | Operations Directorate of A Joint Staff |
| J-3 | Operations Staff Section |
| J-35 | Future Operations |
| J-4 | Logistics Directorate of A Joint Staff |
| J-4 | Logistics Staff Section |
| J-5 | Plans Directorate of A Joint Staff |
| J-5 | Plans Staff Section |
| J-6 | Command, Control, Communications, and Computer Systems Staff Section |
| J-6 | Communications System Directorate of A Joint Staff |
| J-7 | Engineering Staff Section |
| J-7 | Joint Staff Operational Plans and Joint Force Development Directorate |
| J-7 | Operational Plans and Interoperability Directorate of A Joint Staff |
| J-7/JED | Exercises and Training Directorate of A Joint Staff |
| J-8 | Director For Force Structure, Resource, and Assessment, Joint Staff |