| Business | Phone |
| 355 Auto Trader 1 Waverley Dr, Frederick 21702 | (301) 668-0211 |
| A & E Used Cars 6901 Baltimore National # A, Frederick 21702 | (301) 473-8170 |
| Arlington Auto Ctr & Trnsprtn 7938 Fingerboard Rd, Frederick 21704 | (301) 607-4265 |
| Braddock Motors 6921 Urner Ave, Frederick 21702 | (301) 694-1225 |
| Cars 4 Les 1005 Motter Ave, Frederick 21701 | (301) 662-9311 |
| Easterns Auto Mall 5616 Urbana Pike, Frederick 21704 | (301) 668-0088 |
| Family Auto Used Cars 5634 Buckeystown Pike, Frederick 21704 | (301) 694-7777 |
| Fisher's Auto Sales 503 W South St, Frederick 21701 | (301) 695-8277 |
| Fitzgearld Auto Mall 1560 Tilco Dr, Frederick 21704 | (301) 694-8362 |
| Franics Scott Key Lincoln 6001 Urbana Pike, Frederick 21704 | (301) 831-4002 |
| Frederick 4421 Buckeystown Pike, Frederick 21704 | (301) 874-1030 |
| Fredericktowne Motors Inc 499 W Patrick St, Frederick 21701 | (301) 695-1111 |
| Hertz Licensee-Used Car Sales 524 W South St, Frederick 21701 | (301) 662-8893 |
| Igoe Automotive 600 N Market St, Frederick 21701 | (301) 624-5530 |
| Key Motor Co 5733 Buckeystown Pike, Frederick 21704 | (301) 695-5160 |
| Mid Maryland Motors Llc 635 N Market St, Frederick 21701 | (301) 695-4800 |
| Motor World Inc 536 W South St, Frederick 21701 | (301) 663-0404 |
| Mount Pleasant Auto Sales 5852 Urbana Pike # B, Frederick 21704 | (301) 631-0300 |
| Mountain Motors 7011 Baltimore National Pike, Frederick 21702 | (301) 473-9025 |
| Rbl Motorcars 1706 Rosemont Ave, Frederick 21702 | (301) 620-8644 |
| Seiss Auto 527 E Church St, Frederick 21701 | (301) 682-7900 |
| South Street Auto Sales 520 W South St, Frederick 21701 | (301) 662-2024 |
| Triangle Motors 1790 Urbana Pke, Frederick 21701 | (301) 662-1067 |
| Shockley Honda 7400 Shockley Dr, Frederick 21704 | (301) 694-5400 |