| Acronym | Meaning |
 | NACIC | National Counterintelligence Center |
| GPS | Global Positioning System |
| IOM | International Organization For Migration |
| FWS | Fish And Wildlife Service |
| NCS | National Communications System |
| NIFC | National Interagency Fire Center |
| IHS | Indian Health Service |
| AFSPC | Air Force Space Command |
| NWC | National War College |
| NEGP | National Education Goals Panel (defunct) |
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