List of Schools In Arkansas
| School Name | City | Grades |
|---|---|---|
| OAK GROVE ELEMENTARY HEALTH WELLNESS SCHOOL 5027 HWY 135 NORTH | PARAGOULD | KG-4 |
| OAK GROVE ELEMENTARY SCHOOL 5027 HWY 135 NORTH | PARAGOULD | KG-4 |
| OAK GROVE ELEMENTARY SCHOOL 5703 OAK GROVE RD | NORTH LITTLE ROCK | PK-5 |
| OAK GROVE HIGH SCHOOL 10025 OAKLAND DR | NORTH LITTLE ROCK | 9-12 |
| OAK GROVE MIDDLE SCHOOL 5097 HWY 135 NORTH | PARAGOULD | 5-6 |
| OAK PARK ELEMENTARY SCHOOL 2900 ORANGE | PINE BLUFF | PK-5 |
| OAK RIDGE CENTRAL ELEMENTARY SCHOOL 5749 OAK RIDGE RD | RAVENDEN SPRINGS | PK-6 |
| OAK RIDGE CENTRAL HIGH SCHOOL 5749 OAK RIDGE RD | RAVENDEN SPRINGS | 7-12 |
| OAKBROOKE ELEMENTARY SCHOOL 2200 THORNHILL | SHERWOOD | PK-5 |
| OAKDALE JR. HIGH SCHOOL 511 NORTH DIXIELAND RD | ROGERS | 6-8 |
| OAKLAND HEIGHTS ELEMENTARY SCHOOL 1501 SOUTH DETROIT | RUSSELLVILLE | PK-4 |
| OAKLAWN MAGNET SCHOOL 301 OAKLAWN BLVD | HOT SPRINGS | KG-4 |
| OARK ELEMENTARY SCHOOL 370 HWY 215 | OARK | KG-6 |
| OARK HIGH SCHOOL 370 HWY 215 | OARK | 7-12 |
| OCABS CHARTER SCHOOL 1425 OHLENDORF | OSCEOLA | 7-12 |
| ODE MADDOX ELEMENTARY SCHOOL 135 SCHOOL DR | ODEN | PK-6 |
| ODEN HIGH SCHOOL 135 SCHOOL DR | ODEN | 7-12 |
| OLA ELEMENTARY SCHOOL 314 NORTH 6TH ST | OLA | PK-6 |
| OLA HIGH SCHOOL 307 WEST HILL ST | OLA | 7-12 |
| OLD HIGH MIDDLE SCHOOL 406 NORTH WEST SECOND ST | BENTONVILLE | 5-6 |
| OLD WIRE ELEMENTARY SCHOOL 3001 SOUTH OLD WIRE RD | ROGERS | PK-5 |
| OMAHA ELEMENTARY SCHOOL 522 WEST COLLEGE | OMAHA | PK-6 |
| OMAHA HIGH SCHOOL 522 WEST COLLEGE | OMAHA | 7-12 |
| OSCEOLA HIGH SCHOOL 2800 WEST SEMMES | OSCEOLA | 9-12 |
| OSCEOLA JUNIOR HIGH SCHOOL 711 WEST LEE | OSCEOLA | 6-8 |
| OTTER CREEK ELEMENTARY SCHOOL 16000 OTTER CREEK PARKWAY | LITTLE ROCK | PK-5 |
| OUACHITA ELEMENTARY SCHOOL 332 SCHOOL HOUSE RD | DONALDSON | PK-6 |
| OUACHITA HIGH SCHOOL 258 SCHOOL HOUSE RD | DONALDSON | 7-12 |
| OUACHITA VOCATIONAL CENTER SCHOOL ONE COLLEGE CIRCLE | MALVERN | 9-12 |
| OWL CREEK SCHOOL 375 NORTH RUPPLE RD | FAYETTEVILLE | KG-7 |
| OZARK 7TH GRADE SCHOOL 18 WEST COLLEGE | ALTUS | 6-7 |
| OZARK HIGH SCHOOL 1631 HILLBILLY DR | OZARK | 10-12 |
| OZARK JUNIOR HIGH SCHOOL 1301 WALDEN DR | OZARK | 8-9 |
| OZARK KINDERGARTEN SCHOOL 700 NORTH 12 | OZARK | KG |