| Business | Phone |
| Crestview Clinical Lab 460 W Putnam Ave, Porterville 93257 | (559) 781-6975 |
| Foundation Laboratory 590 W Putnam Ave # 5, Porterville 93257 | (559) 788-0620 |
| Premier Pathology Laboratories 263 Pearson Dr # 108, Porterville 93257 | (559) 781-5174 |
| Quest Diagnostics Inc 254 N Kessing St, Porterville 93257 | (559) 784-2749 |
| Sierra View District Hospital 263 Pearson Dr # 102, Porterville 93257 | (559) 781-7877 |
| Tri-County Medical Imaging Svc 590 W Putnam Ave # 2b, Porterville 93257 | (559) 782-1973 |