| North Penn School District |
Oak Park Elementary School |
Regular School |
Active |
|
| Souderton Area School District |
Oak Ridge Elementary School |
Regular School |
Active |
|
| Spring-Ford Area School District |
Oaks Elementary School |
Regular School |
Active |
|
| West Middlesex Area School District |
Oakview Elementary School |
Regular School |
Active |
|
| Lakeview School District |
Oakview Elementary School |
Regular School |
Active |
|
| Plum Borough School District |
Oblock Junior High School |
Regular School |
Active |
|
| Octorara Area School District |
Octorara Area Junior-Senior High School |
Regular School |
Active |
|
| Octorara Area School District |
Octorara Elementary School |
Regular School |
Active |
|
| Octorara Area School District |
Octorara Intermediate School |
Regular School |
Active |
|
| Octorara Area School District |
Octorara Primary Learning Center |
Regular School |
Active |
|
| Fox Chapel Area School District |
OHara Elementary School |
Regular School |
Active |
|
| Oil City Area School District |
Oil City Area Middle School |
Regular School |
Active |
|
| Oil City Area School District |
Oil City Senior High School |
Regular School |
Active |
|
| Dubois Area School District |
Oklahoma Elementary School |
Regular School |
Active |
|
| Old Forge School District |
Old Forge Elementary School |
Regular School |
Active |
|
| Old Forge School District |
Old Forge Junior-Senior High School |
Regular School |
Active |
|
| Oley Valley School District |
Oley Valley Elementary School |
Regular School |
Active |
|
| Oley Valley School District |
Oley Valley Middle School |
Regular School |
Active |
|
| Oley Valley School District |
Oley Valley Senior High School |
Regular School |
Active |
|
| Olney Charter High School |
Olney Charter High School |
Regular School |
Active |
|
| Philadelphia City School District |
Olney Elementary School |
Regular School |
Active |
|
| Parkland School District |
Orefield Middle School |
Regular School |
Active |
|
| Northeastern York School District |
Orendorf Elementary School |
Regular School |
Active |
|
| Dallastown Area School District |
Ore Valley Elementary School |
Regular School |
Active |
|
| Quaker Valley School District |
Osborne Elementary School |
Regular School |
Active |
|
| Philipsburg-Osceola Area School District |
Osceola Mills Elementary School |
Regular School |
Active |
|
| Oswayo Valley School District |
Oswayo Valley Elementary School |
Regular School |
Active |
|
| Oswayo Valley School District |
Oswayo Valley High School |
Regular School |
Active |
|
| Oswayo Valley School District |
Oswayo Valley Middle School |
Regular School |
Active |
|
| Otto-Eldred School District |
Otto-Eldred Elementary School |
Regular School |
Active |
|