| Acronym | Meaning |
 | SDFS | Safe And Drug-Free Schools |
| GSA | General Services Administration |
| DTRA | Defense Threat Reduction Agency |
| HPCC | High Performance Computing And Communications |
| SSA | Social Security Administration |
| DFAS | Defense Finance And Accounting Service |
| NDU | National Defense University |
| DODISS | DoD Index Of Specifications And Standards |
| GNIS | Geographic Names Information System |
| REIS | Regional Economic Information System |
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