| Business | Phone |
| Auto Mall Smog Test Only 43026 Christy St, Fremont 94538 | (510) 490-7664 |
| City Smog 37503 Glenmoor Dr, Fremont 94536 | (510) 795-7664 |
| Eurotech 37199 Moraine St, Fremont 94536 | (510) 794-6582 |
| Fremont Smog Test Only 4299 Peralta Blvd, Fremont 94536 | (510) 744-9955 |
| Great American Smog Test Center 3933 Thornton Ave, Fremont 94536 | (510) 494-9800 |
| Niles Smog & Svc 37810 Niles Blvd, Fremont 94536 | (510) 713-7666 |
| Performance Auto Care Repair 40967 Albrae St, Fremont 94538 | (510) 659-9718 |
| Quality Tune-Up Shop Smog Center 4194 Peralta Blvd, Fremont 94536 | (510) 790-0675 |
| Quick Smog 4004 Mowry Ave, Fremont 94538 | (510) 794-1181 |
| Big Citi Test Only 4200 Peralta Blvd, Fremont 94536 | (510) 744-1159 |
| Jtb Autotech 44250 Old Warm Springs Blvd #5, Fremont 94538 | (510) 659-8622 |
| R K Smog 310 Mowry Ave, Fremont 94536 | (510) 794-7740 |
| State Official Smog Test Only 40851 Albrae St, Fremont 94538 | (510) 657-8988 |