| Name |
County |
| Marlow High School |
Stephens County |
| Mason High School |
Okfuskee County |
| Maysville High School |
Garvin County |
| McAlester High School |
Pittsburg County |
| McCurtain High School |
Haskell County |
| McLain High School for Science and Technology |
Tulsa County |
| McLoud High School |
Pottawatomie County |
| Medford High School |
Grant County |
| Meeker High School |
Lincoln County |
| Memorial High School |
Oklahoma County |
| Memorial High School |
Tulsa County |
| Merritt High School |
Beckham County |
| Miami High School |
Ottawa County |
| Midwest City High School |
Oklahoma County |
| Milburn High School |
Johnston County |
| Mill Creek High School |
Johnston County |
| Millwood High School |
Oklahoma County |
| Minco High School |
Grady County |
| Moore High School |
Cleveland County |
| Morris High School |
Okmulgee County |
| Morrison High School |
Noble County |
| Moss High School |
Hughes County |
| Mounds High School |
Creek County |
| Mount Saint Mary High School |
Oklahoma County |
| Mountain View - Gotebo High School |
Kiowa County |
| Moyers High School |
Pushmataha County |
| Muldrow High School |
Sequoyah County |
| Mulhall - Orlando High School |
Logan County |
| Muskogee High School |
Muskogee County |
| Mustang High School |
Canadian County |
| Nathan Hale High School |
Tulsa County |
| New Lima High School |
Seminole County |
| Newcastle High School |
McClain County |
| Newkirk High School |
Kay County |
| Ninnekah High School |
Grady County |
| Noble High School |
Cleveland County |
| Norman High School |
Cleveland County |
| Norman North High School |
Cleveland County |
| Northeast High School |
Oklahoma County |
| Northwest Classen High School |
Oklahoma County |
| Nowata High School |
Nowata County |
| Oaks - Mission High School |
Delaware County |
| Oilton High School |
Creek County |
| Okarche High School |
Kingfisher County |
| Okay High School |
Wagoner County |
| Okemah High School |
Okfuskee County |
| Oklahoma Centennial Mid - High School |
Oklahoma County |
| Okmulgee High School |
Okmulgee County |
| Oktaha High School |
Muskogee County |
| Olive High School |
Creek County |
| Olustee - Eldorado High School |
Jackson County |
| Oologah - Talala High School |
Rogers County |
| Owasso High School |
Tulsa County |
| Panama High School |
Le Flore County |
| Panola High School |
Latimer County |
| Paoli High School |
Garvin County |
| Pauls Valley High School |
Garvin County |
| Pawhuska High School |
Osage County |
| Pawnee High School |
Pawnee County |
| Perkins - Tryon High School |
Payne County |
| Perry High School |
Noble County |
| Phoenix Rising Alternative High School |
Tulsa County |
| Piedmont High School |
Canadian County |
| Pioneer High School |
Garfield County |
| Plainview High School |
Carter County |
| Pocola High School |
Le Flore County |
| Ponca City High School |
Kay County |
| Pond Creek - Hunter High School |
Grant County |
| Porter Consolidated High School |
Wagoner County |
| Poteau High School |
Le Flore County |
| Prague High School |
Lincoln County |
| Preston High School |
Okmulgee County |
| Prue High School |
Osage County |
| Pryor High School |
Mayes County |
| Purcell High School |
McClain County |
