| Name |
County |
| Milton Lee Academy of Science and Engineering |
Bexar |
| Mineral Heights Christian Academy |
Hunt |
| Mineral Wells Discipline Alternative Education Program School |
Palo Pinto |
| Mission Bend Christian Academy |
Harris |
| Mission Special Education School |
Hidalgo |
| Mitchell Intermediate School |
Montgomery |
| Momentus Institute - Oak Cliff Campus |
Dallas |
| Montague Independent School District |
Montague |
| Montessori Children's House School |
Tarrant |
| Montessori House For Children and Elementary School |
Harris |
| Montessori Learning Institute |
Harris |
| Montessori Moments School |
Harris |
| Montessori New Beginnings Academy School |
Collin |
| Montessori School of Downtown |
Harris |
| Montessori School of North Dallas |
Collin |
| Montessori Schools of Central Texas |
Bell |
| Montgomery Achievement Center |
Rusk |
| Montgomery County Juvenile Justice Alternative Education Program |
Montgomery |
| Moran School |
Shackelford |
| Morgan Mill Elementary School |
Erath |
| Morgan School |
Bosque |
| Moss Intermediate School |
Smith |
| Most Holy Trinity School |
El Paso |
| Motley County School |
Motley |
| Moulton High School |
Lavaca |
| Mount Calm Elementary School |
Hill |
| Mount Enterprise School |
Rusk |
| Mount Pleasant Christian School |
Titus |
| Mount Sacred Heart Catholic School |
Bexar |
| Mount Saint Michael Catholic School |
Dallas |
| Mount Vernon Junior High School |
Franklin |
| MR Wood Alternative Education Center |
Fort Bend |
| Mumford High School |
Robertson |
| Nancy Smith Elementary School |
Shackelford |
| Nathaniel Hawthorne Academy |
Bexar |
| Navarro Intermediate School |
Guadalupe |
| Navasota Educational Learning Center |
Grimes |
| Nazarene Christian Academy |
Tarrant |
| Nazareth Academy |
Victoria |
| NEW BEGINNINGS CHRISTIAN ACADEMY |
Bell |
| New Boston DAEP |
Bowie |
| New Boston DAEP |
Bowie |
| New Braunfels Christian Academy |
Comal |
| New Creation Adventist School |
McLennan |
| New Frontiers Public Schools - Frank L Madla Accelerated Collegiate Academy |
Bexar |
| New Heights Christian Academy |
Harris |
| New Home Independent School District |
Lynn |
| New Horizons Learning Center |
Hunt |
| New Horizons Ranch School |
Mills |
| New Life Christian School |
Gregg |
| New Pathways Center |
Cameron |
| New Summerfield School |
Cherokee |
| New Waverly Intermediate School |
Walker |
| New World Montessori School |
El Paso |
| Newcastle School |
Young |
| Newman International Academy of Arlington |
Tarrant |
| Newport Elementary School |
Harris |
| Nimitz Ninth Grade School |
Harris |
| Nordheim School |
De Witt |
| North Avenue 6th Grade Center |
Gonzales |
| North Central Texas Academy |
Somervell |
| North Dallas Adventist Academy |
Collin |
| North East Alternative Center |
Bexar |
| North Elementary School |
Dawson |
| North Elementary School |
Stephens |
| North Heights Alternative School |
Potter |
| North Hopkins Junior / Senior High School |
Delta |
| North Park Christian Academy |
Tarrant |
| North Plains Opportunity Center |
Moore |
| North Texas Collegiate Academy |
Denton |
| Northeast Christian Academy |
El Paso |
| Northland Christian School |
Harris |
| Northpointe Intermediate School |
Harris |
| Northside Alternative ES - N School |
Bexar |
| Northside Baptist School |
Victoria |
