| Business | Phone |
| Friends Meeting School 3232 Green Valley Rd, Ijamsville 21754 | (301) 798-0288 |
| Oakdale Elementary School 9850 Old National Pike, Ijamsville 21754 | (240) 236-3300 |
| Oakdale Middle School 9860 Old National Pike, Ijamsville 21754 | (240) 236-5500 |
| Urbana High School 3471 Campus Dr, Ijamsville 21754 | (240) 236-7600 |
| Windsor Knolls Middle School 11150 Windsor Rd, Ijamsville 21754 | (240) 236-5000 |