| Acronym | Meaning |
| ARL | Army Research Laboratory |
| PRM | Bureau Of Population |
| PUMS | Public Use Microdata Samples |
| NIDRR | National Institute On Disability And Rehabilitation Research |
| BARC | Beltsville Agricultural Research Center |
| ICC | Interstate Commerce Commission |
| OIG | Office Of The Inspector General (USDA) |
| CSE | Office Of Child Support Enforcement |
| NR | National Register Of Historic Places |
| OSDBU | Office Of Small And Disadvantaged Business Utilization |