| Association Name |
Address |
Phone Number |
| Automotive Aftermarket Industry | 4600 East-West Hwy., Ste. 300 Bethesda, MD 20814 | 301-654-6664 |
| Heavy Duty Distribution Assn. | 4600 East-West Hwy., Ste. 300 Bethesda, MD 20814 | 847-228-7394 |
| Intermodal Assn. of North Amer. | 7501 Greenway Center Dr, #720 Greenbelt, MD 20770 | 301-982-3400 |
| Maryland Motor Truck Association | 3000 Washington Blvd. Baltimore, MD 21230 | 410-644-4600 |
| Truck Writers of North America | 600 Reisterstown Road, Suite 404 Baltimore, MD 21208 | 410-486-7430 |