| Business | Phone |
| Industrial Minerals Assn-N Amr 4061 Powder Mill Rd # 450, Beltsville 20705 | (301) 595-5550 |
| National Black Assn For 3605 Collier Rd, Beltsville 20705 | (301) 595-0011 |
| Orbital Beltsville Assn 5010 Herzel Pl, Beltsville 20705 | (301) 595-4988 |
| P G County Pro Fire Fighters 5000 Sunnyside Ave # 103, Beltsville 20705 | (301) 937-9462 |
| Associated Builders & Contrs 4061 Powder Mill Rd # 120, Beltsville 20705 | (301) 595-9711 |
| Beltsville Boys Club 11705 Roby Ave, Beltsville 20705 | (301) 937-3966 |
| Beltsville Lighting Assn 12168 Beltsville Dr, Beltsville 20705 | (301) 572-0171 |