| COSAC | Conference of Community and European Affairs Committees of Parliaments of the European Union Konferenz der Europaausschüsse der nationalen Parlamente |
| NET | Next European Torus Kernfusionsprojekt |
| IE | Indo-European |
| SEA | Single European Act |
| EUREX | European Exchange |
| EV | European Videotelephony |
| ESO | European Society |
| PEP | Pan European Paging |
| EIB | European Installation Bus |
| NET | Next European Torus |
| TEL | The European Library Den Haag, http://www.theeuropeanlibrary.org |
| EBONE | European backBONE |
| EBONE | European Backbone |
| EPO | European Pet Organization Amersfoort, [NL], http://www.eponet.org |
| EC | European Community Europäische Gemeinschaft |
| EPG | European Press Group Luxemburg |
| EDA | European Defence Agency Brüssel, http://www.eda.europa.eu |
| EVE | European Video Telephony |
| ECU | European Cartographic Union |
| ECU | European Currency Unit Europäische Währungseinheit |
| ECS | European Common Standard |
| ECS | European Communications Satellite |
| EUA | European Universities Association |
| ERMES | European Messaging System |
| ECB | European Central Bank Europäische Zentralbank, Frankfurt/ M., http://www.ecb.int/ecb/html/index.de.html |
| ECB | European Chemicals Bureau |
| ECC | European Communication Council |
| F.E.I.B.P | European Brushware Federation Triburg [NL], http://www.eurobrush.com |
| EURCO | European Composite Unit |
| EXUG | European X User Group |
| ECE | European Commission for Europe Berlin/ München/ Bonn, http://www.eu-kommission.de |
| ETS | European Telecommunication Standard |
| ERC | European Radiocommunication Committee |
| ECM | European Common Market |
| EUA | European Unit of Account |
| EQA | European Quality Award |
| EDU | European Drug Unit Europol-Drogenstelle |
| EEA | European Economic Area |
| EEA | European Energy Association |
| ENS | European Nuclear Society |
| ENL | European Network Laboratories |
| EUCIP | European Certification of IT Professionals |
| EMUG | European MAP Users Group |
| EMS | European Monetary System |
| EJIL | European Journal of International Law Zeitschrift |
| EMS | European Mathematical Society Berlin/ Karlsruhe, http://www.emis.de |
| ELC | European Language Council [see CEL/ELC] |
| Eurax | European stock index |
| ELM | European Language Module |
| ELO | European Landowners Organisation Brüssel, http://www.elo.org |