| Business | Phone |
| Classic Automotive Group 2301 N I H 35, Round Rock 78664 | (512) 244-9000 |
| Classic Hyundai 2301 N I H 35, Round Rock 78664 | (512) 244-0000 |
| Maxwell Round Rock Nissan 3050 N I H 35, Round Rock 78681 | (512) 244-8500 |
| Classic Hyundai Parts Round Rock 78664 | (512) 246-2875 |