| Business | Phone |
| Prince George's County Board 8001 Cryden Way, District Heights 20747 | (301) 967-8800 |
| Association-Classified 8008 Marlboro Pike, District Heights 20747 | (301) 736-2703 |
| Carpenters' District Council 5701 Silver Hill Rd, District Heights 20747 | (301) 735-6660 |