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- Haileyville Public Schools, Haileyville, Pittsburg County
- Hammon Public Schools, Hammon, Roger Mills County
- Hanna Public Schools, Hanna, McIntosh County
- Hardesty Public Schools, Hardesty, Texas County
- Harmony Public School, Atoka, Atoka County
- Harrah Public Schools, Harrah, Oklahoma County
- Hartshorne Public Schools, Hartshorne, Pittsburg County
- Haskell Public Schools, Haskell, Muskogee County
- Haworth Public Schools, Haworth, McCurtain County
- Haywood Public School, Haywood, Pittsburg County
- Healdton Public Schools, Healdton, Carter County
- Heavener Public Schools, Heavener, Le Flore County
- Hennessey Public Schools, Hennessey, Kingfisher County
- Henryetta Public Schools, Henryetta, Okmulgee County
- Hilldale Public Schools, Muskogee, Muskogee County
- Hinton Public Schools, Hinton, Caddo County
- Hobart Public Schools, Hobart, Kiowa County
- Hodgen Public School, Hodgen, Le Flore County
- Holdenville Public Schools, Holdenville, Hughes County
- Hollis Public Schools, Hollis, Harmon County
- Holly Creek Public School, Broken Bow, McCurtain County
- Hominy Public Schools, Hominy, Osage County
- Hooker Public Schools, Hooker, Texas County
- Howe Public Schools, Howe, Le Flore County
- Hugo Public Schools, Hugo, Choctaw County
- Hulbert Public Schools, Hulbert, Cherokee County
- Hydro-Eakly Public Schools, Hydro, Caddo County
Read more about this topic: List Of School Districts In Oklahoma