| Business | Phone |
| William L Darnall Library 8901 Rockville Pike, Bethesda 20889 | (301) 295-0080 |
| Wilma L West Library 4720 Montgomery Ln, Bethesda 20814 | (301) 652-2682 |
| Dittberner Associates Inc 4641 Montgomery Ave # 100, Bethesda 20814 | (301) 652-8350 |
| E R Stitt Library 8901 Rockville Pike, Bethesda 20889 | (301) 295-1184 |
| Griffith Resource Library 9111 Old Georgetown Rd, Bethesda 20814 | (301) 897-2683 |
| Lerch Early & Brewer Law Libr 7500 Old Georgetown Rd # 380, Bethesda 20814 | (301) 986-1300 |