C
- Cache Public Schools, Cache, Comanche County
- Caddo Public Schools, Caddo, Bryan County
- Calera Public Schools, Calera, Bryan County
- Calumet Public Schools, Calumet, Canadian County
- Calvin Public Schools, Calvin, Hughes County
- Cameron Public Schools, Cameron, Le Flore County
- Canadian Public Schools, Canadian, Pittsburg County
- Canadian Valley
- Caney Public Schools, Caney, Atoka County
- Caney Valley Public Schools, Ramona, Washington County
- Canton Public Schools, Canton, Blaine County
- Canute Public Schools, Canute, Washita County
- Carnegie Public Schools, Carnegie, Caddo County
- Carney Public Schools, Carney, Lincoln County
- Cashion Public Schools, Cashion, Kingfisher County
- Catoosa Public Schools, Catoosa, Rogers County
- Cave Springs Public Schools, Bunch, Adair County
- Cement Public Schools, Cement, Caddo County
- Central High Public Schools, Marlow, Stephens County
- Central Public Schools, Sallisaw, Sequoyah County
- Central Tech
- Chandler Public Schools, Chandler, Lincoln County
- Chattanooga Public Schools, Chattanooga, Comanche County
- Checotah Public Schools, Checotah, McIntosh County
- Chelsea Public Schools, Chelsea, Rogers County
- Cherokee Public Schools, Cherokee, Alfalfa County
- Cheyenne Public Schools, Cheyenne, Roger Mills County
- Chickasha Public Schools, Chickasha, Grady County
- Chisholm Public Schools, Enid, Garfield County
- Choctaw-Nicoma Park School District, Choctaw, Oklahoma County
- Chouteau-Mazie Public Schools, Chouteau, Mayes County
- Cimarron Public Schools, Lahoma, Major County
- Claremore Public Schools, Claremore, Rogers County
- Clayton Public Schools, Clayton, Pushmataha County
- Cleora Public School, Afton, Delaware County
- Cleveland Public Schools, Cleveland, Pawnee County
- Clinton Public Schools, Clinton, Custer County
- Coalgate Public Schools, Coalgate, Coal County
- Colbert Public Schools, Colbert, Bryan County
- Colcord Public Schools, Colcord, Delaware County
- Coleman Public Schools, Coleman, Johnston County
- Collinsville Public Schools, Collinsville, Tulsa County
- Comanche Public Schools, Comanche, Stephens County
- Commerce Public Schools, Commerce, Ottawa County
- Copan Public Schools, Copan, Washington County
- Cordell Public Schools, Cordell, Washita County
- Cottonwood Public School, Coalgate, Coal County
- Covington-Douglas Public Schools, Covington, Garfield County
- Coweta Public Schools, Coweta, Wagoner County
- Coyle Public Schools, Coyle, Logan County
- Crescent Public Schools, Crescent, Logan County
- Crooked Oak Public Schools, Oklahoma City, Oklahoma County
- Crowder Public Schools, Crowder, Pittsburg County
- Crutcho Public School, Oklahoma City, Oklahoma County
- Cushing Public Schools, Cushing, Payne County
- Cyril Public Schools, Cyril, Caddo County
Read more about this topic: List Of School Districts In Oklahoma