List of Schools In Nebraska
| School Name | City | Grades |
|---|---|---|
| O'NEILL ALTERNATIVE SCHOOL 409 EAST ADAMS | O'NEILL | 11-12 |
| O'NEILL ELEMENTARY SCHOOL 1700 NORTH 4TH | O'NEILL | PK-6 |
| O'NEILL HIGH SCHOOL 540 EAST HYNES | O'NEILL | 7-12 |
| OAK VALLEY ELEMENTARY SCHOOL 3109 PEDERSEN DR | OMAHA | PK-6 |
| OAKDALE ELEMENTARY SCHOOL 9801 WEST CENTER RD | OMAHA | PK-6 |
| OAKLAND CRAIG ELEMENTARY SCHOOL 400 NORTH BREWSTER AVE | OAKLAND | PK-6 |
| OAKLAND CRAIG HIGH SCHOOL 309 NORTH DAVIS | OAKLAND | 9-12 |
| OAKLAND CRAIG JUNIOR HIGH SCHOOL 309 NORTH DAVIS | OAKLAND | 7-8 |
| OCONTO SCHOOL 202 SOUTH WASHINGTON AVE | OCONTO | PK-6 |
| OGALLALA HIGH SCHOOL 602 EAST G | OGALLALA | 9-12 |
| OGALLALA MIDDLE SCHOOL 205 EAST 6TH ST | OGALLALA | 6-8 |
| OMAHA NORTH HIGH SCHOOL 4410 NORTH 36TH ST | OMAHA | 9-12 |
| OMAHA NORTHWEST HIGH SCHOOL 8204 CROWN POINT AVE | OMAHA | 9-12 |
| OMAHA PUBLIC SCHOOLS HOMEBASED 3215 CUMING ST | OMAHA | PK |
| OMAHA SOUTH HIGH SCHOOL 4519 SOUTH 24TH ST | OMAHA | 9-12 |
| ORCHARD ELEMENTARY SCHOOL 425 EAST 4TH | ORCHARD | PK-6 |
| ORCHARD HIGH SCHOOL 425 EAST 4TH | ORCHARD | 7-12 |
| ORD ELEMENTARY SCHOOL 820 SOUTH 16TH ST | ORD | PK-6 |
| ORD JR-SR HIGH SCHOOL 1800 K ST | ORD | 7-12 |
| OSCEOLA ELEMENTARY SCHOOL 341 SOUTH KIMMEL | OSCEOLA | PK-5 |
| OSCEOLA HIGH SCHOOL 565 SOUTH KIMMEL | OSCEOLA | 9-12 |
| OSCEOLA MIDDLE SCHOOL 565 SOUTH KIMMEL | OSCEOLA | 6-8 |
| OSGOOD ELEMENTARY SCHOOL 495 WEST STATE FARM RD | NORTH PLATTE | PK-5 |
| OSMOND ELEMENTARY SCHOOL 202 WEST PRAIRIE ST | OSMOND | PK-6 |
| OSMOND HIGH SCHOOL 202 WEST PRAIRIE ST | OSMOND | 7-12 |
| OVERTON ELEMENTARY SCHOOL 401 7TH ST | OVERTON | PK-6 |
| OVERTON HIGH SCHOOL 401 7TH ST | OVERTON | 7-12 |