| Business | Phone |
| 4 A's Smog & Tune 11441 Cedar Ave, Bloomington 92316 | (909) 877-6216 |
| K & B Test Only Smog 17763 Valley Blvd, Bloomington 92316 | (909) 873-4702 |
| Smog Busters 18689 Valley Blvd, Bloomington 92316 | (909) 874-5069 |
| Smog Centers Test Only 10898 Cedar Ave, Bloomington 92316 | (909) 421-8877 |
| Smog Only 19059 Valley Blvd # 308, Bloomington 92316 | (909) 877-9497 |