| Business | Phone |
| Woodbine House 6510 Bells Mill Rd, Bethesda 20817 | (301) 897-3570 |
| Wid Publishing Group Inc 7722 Savannah Dr, Bethesda 20817 | (301) 469-5021 |
| Thomas International Gallery 4400 East West Hwy, Bethesda 20814 | (301) 657-2910 |
| Editorial Projects-Education 6935 Arlington Rd # 100, Bethesda 20814 | (301) 280-3100 |
| Hello America Inc 7962 Old Georgetown Rd # 3b, Bethesda 20814 | (240) 497-1088 |