| Syracuse City School District, NY (District) |
| Syracuse-Dunbar-Avoca Schools, NE (District) |
| Syringa Mountain School Inc., ID (PSA) |
| T.C.P. World Academy, OH (PSA) |
| T2 Honors Academy, OH (PSA) |
| Tabernacle Township School District, NJ (District) |
| Tacoma School District, WA (District) |
| Taconic Hills Central School District, NY (District) |
| Tacony Academy Charter School, PA (PSA) |
| Taft City, CA (District) |
| Taft ISD, TX (District) |
| Taft SD 90, IL (District) |
| Taft Union High, CA (District) |
| Tag Elementary Inc., AZ (District) |
| Tahlequah, OK (District) |
