| Business | Phone |
| Super Smog Center 1412 W Holt Ave, Pomona 91768 | (909) 469-5119 |
| A A Smog Test Only 1589 E Mission Blvd, Pomona 91766 | (909) 865-0099 |
| Icc 1199 E Holt Ave, Pomona 91767 | (909) 865-7215 |
| Jmc Smog Auto Repair 1703 W Holt Ave, Pomona 91768 | (909) 865-9383 |
| Low Cost Smog Test Only 601 W Holt Ave, Pomona 91768 | (909) 865-9000 |