| Redding Elementary, CA (District) |
| Redding School District, CT (District) |
| Redfield School District, SD (District) |
| Redford Union Schools, MI (District) |
| Redington Elementary District, AZ (District) |
| Redlands Unified, CA (District) |
| Redmond Sd 2J, OR (District) |
| Redondo Beach Unified, CA (District) |
| Redwater ISD, TX (District) |
| Redwood Area School District, MN (District) |
| Redwood Area Telecom Cooperative, MN (District) |
| Redwood City Elementary, CA (District) |
| Redwood County, MN (ISD) |
| Reed City Area Public Schools, MI (District) |
| Reed Custer CUSD 255U, IL (District) |
