| Business | Phone |
| Fairfax Medical Dover Tsc 710 S Queen St, Dover 19904 | (302) 674-4487 |
| Labcorp Of America 1218 Forrest Ave, Dover 19904 | (302) 735-4694 |
| Laboratory Corp Of America 1078 S State St, Dover 19901 | (302) 678-4878 |
| Quest Diagnostics Inc 1102 S Dupont Hwy # 2, Dover 19901 | (302) 736-8656 |