| Business | Phone |
| Lakeview Elementary School 44 Cooper Rd, Denville 7834 | (973) 366-5336 |
| Denville Board Of Education 501 Openaki Rd, Denville 7834 | (973) 366-7546 |
| Denville Education Assn 33 Saint Marys Pl, Denville 7834 | (973) 627-0645 |
| Denville Township School Dist 501 Openaki Rd, Denville 7834 | (973) 366-1001 |
| Riverview Elementary School 33 Saint Marys Pl, Denville 7834 | (973) 627-4215 |
| St Mary's School Route 46, Denville 7834 | (973) 627-2606 |
| St Mary's School Of Relgn 15 Myers Ave, Denville 7834 | (973) 627-8276 |
| Valleyview Middle School 320 Diamond Spring Rd, Denville 7834 | (973) 627-7050 |