Bonn American High School Alumni Association
- Reunion updates, message board, e-mail contacts and information about graduates.
- http://www.bahs.org/

IKAB
- Institute for Applied Communication Research in Non-formal Education.
- http://www.ikab.de/

University of Bonn
- The university describes its central bodies and institutions, faculties and institutes, teaching programs and research.
- http://www.uni-bonn.de/index_en.shtml

University of Bonn, Department of Geodynamics and Geophysics
- Describes its teaching, research, publications, services, and membership.
- http://www.geo.uni-bonn.de/

Electron Stretcher and Accelerator Group, University of Bonn
- Part of the Physics Institute. Description of the accelerator facilities, activities and publications of the group.
- http://www-elsa.physik.uni-bonn.de/

University of Bonn - Medical Center
- Institute of Medical Biometry, Informatics and Epidemiology. Includes a medical event calendar.
- http://www.meb.uni-bonn.de/welcome.en.html