| Business | Phone |
| Mary Harris Jones Elementary 2405 Tecumseh St, Adelphi 20783 | (301) 408-7900 |
| Adelphi Elementary School 8820 Riggs Rd, Adelphi 20783 | (301) 431-6250 |
| Buck Lodge Middle School 2611 Buck Lodge Rd, Adelphi 20783 | (301) 431-6290 |
| Cherokee Lane Elementary Schl 9000 25th Ave, Adelphi 20783 | (301) 445-8415 |
| Cool Spring School 8910 Riggs Rd, Adelphi 20783 | (301) 431-6200 |