| Business | Phone |
| American Medical Labs Inc 725 Highland Oaks Dr, Winston Salem 27103 | (336) 774-3078 |
| Spectrum Laboratory Ntwrk 250 Charlois Blvd, Winston Salem 27103 | (336) 718-1090 |
| Spectrum Labs 1364 Westgate Center Dr, Winston Salem 27103 | (336) 659-4642 |
| Meridian Laboratories 120 Miller St, Winston Salem 27103 | (336) 722-0793 |
| Meridian Labortories 500 W Hanes Mill Rd, Winston Salem 27105 | (336) 767-1608 |