| Badminton Club, Penn | | | | | | | | |
| Ben's Attic (Penn's Surplus Property Exchange) | | | | | | | | |
| Benjamin Franklin Scholars | facebook | | | | | | | |
| BGAPSA | | | | | | | | |
| Biddle Law Library | facebook | | | | | | blog | |
| Biochemistry and Biophysics, Department of (Medicine) | | | | | | | | |
| Biochemistry and Molecular Biophysics, Graduate Group in | | | | | | | | |
| Biochemistry Program (CAS) | | | | | | | | |
| Biochemistry, Department of (Dental) | | | | | | | | |
| Bioengineering Professional Master's Program | | | | | | | | |
| Bioengineering, Department of | facebook |
|
|
|
|
|
|
|
| Bioethics, Center for | | | | | | | | |
| Bioethics, Master's Degree in | | | | | | | | |
| Bioinformatics, Center for | | | | | | | | |
| Biological Basis of Behavior Program | | | | | | | | |
| Biological Basis of Behavior Society | | | | | | | | |
| Biology, Department of | | | | | | | | |
| Biomedical Art and Design | | | | | | | | |
| Biomedical Graduate Studies - Graduate Groups | | | | | | | | |
| Biomedical Library | facebook | | | | | | | |
| Biomedical Postdoctoral Council | | | | | | | | |
| Biomolecular & Cellular Resource Center (PathBioResource) | | | | | | | | |
| Biosensor Shared Resource Facility | | | | | | | | |
| Biostatistics and Epidemiology, Department of | | | | | | | | |
| Biotechnology Master's Program | | | | | | | | |
| Black Law Students' Association (BALSA) | | | | | | | | |
| Black Student League of Upenn | | | | | | | blog | |
| Blackboard | | | | | | | | |
| Bloomers | facebook | | | youtube | | | | |
| Book Store | facebook | | | | | | | |
| Botswana UPenn Partnership | | | | | | | | |
| Brain Behavior Laboratory (Medicine) | | | | | | | | |
| Budget and Management Analysis, Office of | | | | | | | | |
| Burrison Gallery | facebook | | | | | | | |
| Business and Public Policy | | | | | | | | |
| Business Enterprise Network (BEN) | | | | | | | | |
| Business Services | | | | | | | | |
