| Osage, OK (District) |
| Osage City, KS (District) |
| Osage Co. R-I, MO (District) |
| Osage Co. R-Ii, MO (District) |
| Osage Co. R-Iii, MO (District) |
| Osage Comm School District, IA (District) |
| Osage County, MO (ISD) |
| Osage County, KS (ISD) |
| Osage County, OK (ISD) |
| Osage County Ilc, OK (District) |
| Osage Hills, OK (District) |
| Osakis Public School District, MN (District) |
| Osawatomie, KS (District) |
| Osborn Elementary District, AZ (District) |
| Osborn R-O, MO (District) |
