| Business | Phone |
| Autozone 502 N Highway 81, Duncan 73533 | (580) 252-0055 |
| Lynn's Auto Parts 1 S 11th St, Duncan 73533 | (580) 255-5190 |
| O'Reilly Auto Parts 203 S Highway 81, Duncan 73533 | (580) 252-4717 |
| Thornton Supply 202 E Main St, Duncan 73533 | (580) 252-5866 |