| ET | Ethiopian Airlines [IATA-Airline-Code/ Äthiopien] |
| CG | Democratic Republic of the Congo Ländercode gem. SO 3166 [auch im Internet], früher Zaire |
| CD | Congo, Democratic Republic of the |
| NDP | New Democratic Party [Kanada] |
| SDP | Social Democratic Party |
| DRG | Democratic Republic of Germany [engl.] Deutsche Demokratische Republik, DDR |
| GDR | German Democratic Republic [engl.] Olympische Länderkennung der damaligen DDR |
| F.F.A. | Forces Françaises en Allemagne [frz.] Französische Streitkräfte in Deutschland |
| TNF | Theater Nuclear Forces Regionale Nuklearstreitkräfte |
| RF | Reaction Forces [NATO] |
| INF | Intermediate Nuclear Forces |
| BFN | British Forces Network [engl.] Britischer Militärsender |
| AFI | American Forces in Italy [engl.] Kfz.-Kennzeichen amerikanischer Armeefahrzeuge in Italien |
| CJTF | Combined Joint Task Forces |
| CFE | Conventional Forces in Europa [engl.] Nachfolgeverhandlungen zu MBFR |
| AFN | American Forces Network [engl.] Rundfunk der amerikanischen Streitkräfte |
| BFPO | British Forces Post Offices [engl.] Poststelle des britischen Militärs |
| CFAO | Canadian Forces Administrative Order [engl.] Verwaltungsvorschrift des kanadischen Militärs |
| UA | United Atom |
| UA | United Artists |
| UP | United Press vgl. UPI |
| GB | United Kingdom |
| UNO | United Nations Organisation Organisation der Vereinten Nationen, NYC, http://www.un.org |
| UAE | United Arab Emirates |
| UPI | United Press International Washinton, DC, http://www.upi.com |
| UBS | United Bank of Switzerland |
| UCI | United Cinemas International |
| UHN | United Hackers Network Hackergruppe |
| UPS | United Parcel Service |
| UIP | United International Pictures |
| US | United States [of America] |
| USA | United States Army US-Armee, http://www.army.mil |
| USAF | United States Air Force |
| USA | United States of America Vereinigte Staaten von Amerika |
| USS | United States Ship |
| FGOTUS | First Gentleman of the United States |
| USO | United Service Organizations |
| UTA | United Talent Agency |
| USP | United States Pharmacopeia |
| USM | United States Mail |
| POTUS | President Of The United States |
| USNO | United States Naval Observatory Washington, DC, http://www.usno.navy.mil/ |
| USD | United States [of America] Dollar [s] |
| UNSC | United Nations Security Council UN-Sicherheitsrat, NY, http://www.un.org/docs/sc |
| UNEP | United Nations Environment Programm |
| UN-Nummer | United Nations Gefahrgut-Kennzeichnungsnummer |
| USMP | United States Microgravity Payload |
| USMC | United States Marine Corps |
| USAC | United States Answer Center |
| USAC | United States Auto Club |