| Business | Phone |
| Holy Cross Academy 2807 Mountain Rd, Joppa 21085 | (410) 679-1079 |
| Joppatowne Elementary School 410 Barksdale Rd, Joppa 21085 | (410) 612-1546 |
| Joppatowne High School 555 Joppa Farm Rd, Joppa 21085 | (410) 612-1510 |
| Magnolia Elementary School 901 Trimble Rd, Joppa 21085 | (410) 612-1553 |
| Magnolia Middle School 299 Fort Hoyle Rd, Joppa 21085 | (410) 612-1525 |
| Riverside Elementary School 211 Stillmeadow Dr, Joppa 21085 | (410) 612-1560 |
| Trinity Lutheran School 1100 Philadelphia Rd, Joppa 21085 | (410) 679-4414 |