| Business | Phone |
| Bethesda Library 5501 Massachusetts Ave, Bethesda 20816 | (301) 320-4880 |
| Bethesda Regional Library 7400 Arlington Rd, Bethesda 20814 | (301) 986-4300 |
| Davis Library 6400 Democracy Blvd, Bethesda 20817 | (240) 777-0922 |
| National Instit Of Health Libr 9000 Rockville Pike # 10, Bethesda 20892 | (301) 496-2447 |