| Business | Phone |
| Advertising Concepts 19024 Mcfarlin Dr, Germantown 20874 | (301) 977-1272 |
| Direct Marketing Dynamics 18633 Village Fountain Dr, Germantown 20874 | (301) 916-3900 |
| Eastern Direct Marketing 11707 Pilgrim Hill Ln, Germantown 20876 | (301) 251-5575 |
| Mail Advertising 15711 Pagano Ln, Germantown 20874 | (301) 762-9015 |