| Acronym | Meaning |
| PC | Peace Corps |
| ROTC | Reserve Officer Training Corps |
| CEOS | Child Exploitation And Obscenity Section |
| OBL | Office Of Business Liaison |
| ARNET | Acquisition Reform Network |
| NTSB | National Transportation Safety Board |
| WTO | World Trade Organization |
| NCID | National Center For Infectious Diseases |
| FBIS | Foreign Broadcast Information Service (see WNC) |
| DDC | Defense Distribution Center |