| Business | Phone |
| Accutest Test Only Center 16446 E 14th St, San Leandro 94578 | (510) 278-0200 |
| Bayside Smog Iii 1948 Davis St, San Leandro 94577 | (510) 553-9207 |
| Speedy Smog 15275 Washington Ave, San Leandro 94579 | (510) 614-7664 |
| Smog Pros 15135 Hesperian Blvd, San Leandro 94578 | (510) 276-6047 |