| Business | Phone |
| A-1 Diesel Of Amelia Inc 200 Morgan Rd, Morgan City 70380 | (985) 631-9501 |
| Continental Diesel Inc 1117 Siracusa Rd, Morgan City 70380 | (985) 384-6700 |
| Cummings Mid-South Training 900 Youngs Rd, Morgan City 70380 | (985) 385-1118 |
| Cummins Mid-South Inc 9508 Highway 182 E, Morgan City 70380 | (985) 631-0081 |
| Quality Diesel Svc Inc 9418 Highway 182 E, Morgan City 70380 | (985) 631-0391 |
| R & R Engine Svc 8920 Highway 182 E, Morgan City 70380 | (985) 384-2900 |
| Percle's Marine Svc 323 Chennault St, Morgan City 70380 | (985) 385-1582 |
| Louisiana Machinery Co 9592 Highway 182 E, Morgan City 70380 | (985) 631-0561 |