| Business | Phone |
| Bio Source Intl 1106 Taft St, Rockville 20850 | (301) 424-4140 |
| Nabi Biomedical Ctr 12276 Wilkins Ave, Rockville 20852 | (301) 770-3099 |
| Mc Kesson Bioservices 1592 Rockville Pike # E, Rockville 20852 | (301) 881-4626 |
| Mc Kesson Bioservices 625 Lofstrand Ln # A, Rockville 20850 | (301) 762-5083 |
| Mc Kesson Bioservices 627 Lofstrand Ln, Rockville 20850 | (301) 762-1772 |