| Business | Phone |
| Mando's Smog & Repair 500 E 7th St, Hanford 93230 | (559) 584-0616 |
| American Smog Shop 12785 Lacey Blvd, Hanford 93230 | (559) 589-0737 |
| Hanford Test Only Smog Center 415 N 10th Ave, Hanford 93230 | (559) 583-8002 |
| Lavine's Smog Tune & Repairs 417 W 5th St, Hanford 93230 | (559) 587-0150 |