| Business | Phone |
| Auto Smog Specialist 2506 S Santa Fe Ave # B4, Vista 92084 | (760) 727-1043 |
| Auto Smog Svc 2070 Hacienda Dr # J, Vista 92081 | (760) 945-5385 |
| A J Smog Test Only 660 E Vista Way, Vista 92084 | (760) 630-2993 |
| A Smog Test Only 414 N Santa Fe Ave, Vista 92083 | (760) 758-4849 |
| Smog Check 2244 S Santa Fe Ave # B6, Vista 92084 | (760) 727-6487 |
| Pacific Coast Smog Check 1310 N Melrose Dr # D, Vista 92083 | (760) 631-1191 |
| Just Smog Test Only 808 N Santa Fe Ave, Vista 92083 | (760) 758-0791 |