| Business | Phone |
| Cummins Radiator Co 93 Monocacy Blvd # A14, Frederick 21701 | (301) 696-1905 |
| Fcr Newspaper Distr 4529 Araby Church Rd, Frederick 21704 | (301) 663-0394 |
| Goodman Distribution 4959 New Design Rd, Frederick 21703 | (301) 631-1777 |
| K & R Technologies 5108 Pegasus Ct # A, Frederick 21704 | (301) 662-6835 |