| Acronym | Meaning |
 | GWA | Governmentwide Accounting Project Group |
| NIPA | National Income And Product Accounts |
| HPCC | High Performance Computing And Communications |
| NASM | National Air And Space Museum |
| FCC | Federal Communications Commission |
| NMFS | National Marine Fisheries Service |
| LOCIS | Library Of Congress Information System |
| USSC | United States Sentencing Commission |
| MMWR | Morbidity And Mortality Weekly Report |
| NLRB | National Labor Relations Board |
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