| Acronym | Meaning |
 | DW | Drum Workshop |
| PCN | Pitcairn Islands (ISO 3166 Trigram) |
| CHAMPUS | (U.S.) Civilian Health And Medical Program Of The Uniformed Services |
| PSS | Personnel System Support |
| SPEAC | Stop Primate Experiments At Cambridge (later Became SPEAK) |
| J7 | Joint Operational Plans & Interoperability Directorate |
| SEN | Senegal (ISO 3166 Trigram) -Small Extension Node |
| SBD | Solomon Islands Dollar (ISO 4217 Currency Code) |
| BFF | Best Friends Forever |
| LAAS | Local Area Augmentation System - Los Angeles Astronomical Society |
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