| Acronym | Meaning |
 | ICAO | International Civil Aviation Organization |
 | NIPA | National Income And Product Accounts |
 | USBR | Bureau Of Reclamation |
 | OVC | Office For Victims Of Crime |
 | FFB | Federal Financing Bank |
 | CITES | Convention On International Trade In Endangered Species Of Wild Fauna And Flora |
 | IES | Institute Of Education Sciences |
 | NRPC | National Railroad Passenger Corporation (AMTRAK) |
 | PHPPO | Public Health Practice Program Office |
 | OACU | Office Of Animal Care And Use |