| Business | Phone |
| Alzheimer's Association 513 E Charles St, La Plata 20646 | (301) 934-5856 |
| Bel Alton High School Alumni 401 Carroll St # 107, La Plata 20646 | (301) 392-9794 |
| Epilepsy Association 9375 Chesapeake St, La Plata 20646 | (301) 392-3554 |
| Frontier Hendricks Assn Inc 11746 Lucknow Ln, La Plata 20646 | (301) 932-0329 |
| Melwood La Plata 20646 | (301) 870-6722 |