| Business | Phone |
| Harbor Automotive Co 9911 W 300 N, Michigan City 46360 | (219) 879-6789 |
| Harbor Chevrolet & Cadillac 3502 E Michigan Blvd, Michigan City 46360 | (219) 879-5411 |
| Hirsch Ford Lincoln-Mercury 3930 Franklin St, Michigan City 46360 | (219) 879-5381 |
| Indiana Wholesale Auto Dealers 200 Commerce Sq # Z, Michigan City 46360 | (219) 872-9808 |
| Michigan City Chrysler-Dodge 824 E 11th St, Michigan City 46360 | (219) 872-5528 |
| Nielsen Kia Mitsubishi 4411 E Michigan Blvd, Michigan City 46360 | (219) 878-1133 |
| Team Hyundai 700 E Us Highway 20, Michigan City 46360 | (219) 871-0161 |