| Business | Phone |
| America Motorcars 960 N Commercial Ave, St Clair 63077 | (636) 629-5445 |
| Automax Sales & Svc 8207 Highway 47, St Clair 63077 | (636) 629-1480 |
| Best Deal Motors 8207 Highway 47, St Clair 63077 | (636) 629-3030 |
| Gts Auto Sales 2132 N Service Rd E, St Clair 63077 | (636) 629-1400 |
| Jim's Auto Sales 50 N Main St, St Clair 63077 | (636) 629-1809 |
| K & K Auto Sales 770 N Commercial Ave, St Clair 63077 | (636) 629-0101 |
| Ken's Auto Sales 1897 Whispering Oaks Dr, St Clair 63077 | (636) 629-8447 |
| Woosley Motors 8207 Highway 47, St Clair 63077 | (636) 629-9890 |
| St Clair Auto Sales 770 N Commercial Ave, St Clair 63077 | (636) 629-8000 |