One inhabitant in seven has a foreign passport. In numerous societies, clubs and associations, mostly volunteers work to maintain international contacts in and from Bonn. The focus here is on an interest in other countries, customs and cultures as well as on simply getting to know each other. In this way, people in Bonn show their open-mindedness and curiosity for other nations and people around the globe.
- American German Business Club Bonn e.V. (AGBC Bonn e.V.)
- Andheri-Hilfe Bonn e.V.
- Austrian Society Bonn e.V.
- Bonn - La Paz Association
- Bonn Society for China Studies (BGCS) e.V.
- Bonn-Cape Coast Partnership Association
- Colloquium Humanum e.V.
- German Hellas Society for Cultural Cooperation in Europe
- German-African Center e.V. (DAZ)
- German-Brazilian Society e.V.
- German-British Society e.V.
- German-Canadian Society - Rhineland Region
- German-Chilean Circle of Friends e.V.
- German-Croatian Society Bonn
- German-Egyptian Society Bonn-Cairo e.V.
- German-Finnish Society Bonn e.V.
- German-French Society Bonn and Rhein-Sieg e.V.
- German-Hungarian Society e.V.
- German-Israeli Society e.V.
- German-Japanese Society Bonn e.V.
- German-Maghrebian Society e.V.
- German-Maltese Society e.V.
- German-Mongolian Society e.V.
- German-Norwegian Friendship Society e.V.
- German-Polish Society Cologne-Bonn e.V.
- German-Turkish Society Bonn (DTG)
- German-Uzbek Society e.V.
- Ibero-Club Bonn e.V.
- Indo-German Society - Bonn/Cologne Branch
- International Club La Redoute Bonn e.V.
- Minsk-Club Bonn e.V.
- Oxford Club Bonn e. V.
- Society for German-Chinese Cultural Exchange e.V.
- Society for International Cultural Exchange and Political Education Bonn
- Southeast Europe Association, Bonn Branch
- Swiss-German Society Bonn e.V.