Osan Preparatory School
| School Name | Osan Preparatory School |
| Address | Bariyarpur, Dumra, Sitamarhi, Bihar |
| Location | Bariyarpur |
| City | Sitamarhi |
| District | Sitamarhi |
| State | Bihar |
| Pincode | 0 |
| Category | Upper Primary School |
| Block | Dumra |
Osan Preparatory School is located in Bariyarpur, Dumra, Sitamarhi, Bihar and was established years ago. The school is a Co-educational and is located in Rural area. This is a Upper Primary school and is currently operational. The school is managed by Private Unaided (Recognized).
None of the teachers are trained in Computer.
The school is in a private building and it has other boundary walls.