| Acronym | Meaning |
| NSF | National Science Foundation |
| OWCP | Office Of Workers' Compensation Programs |
| SEDAC | Socioeconomic Data And Applications Center |
| NIPC | National Infrastructure Protection Center |
| USSS | United States Secret Service |
| FASAB | Federal Accounting Standards Advisory Board |
| OECD | Organization For Economic Cooperation And Development |
| NACIC | National Counterintelligence Center |
| FNS | Food And Nutrition Service |
| FIPS | Federal Information Processing Standard |