| University Preparatory Science and Math (PSAD), MI (PSA) |
| University Public Schools Inc., AZ (District) |
| University Public Schools Inc., AZ (District) |
| University Public Schools Inc., AZ (District) |
| University Public Schools Inc., AZ (District) |
| University Yes Academy, MI (PSA) |
| University YES Academy East, MI (PSA) |
| Unl Independent Study High Sch, NE (District) |
| Up Academy Charter School Of Boston (District), MA (District) |
| UP Excellence Academy, TX (PSA) |
| Up-Island Regional, MA (District) |
| UpGrade Media Arts Schools, WI (PSA) |
| UpGrade Media Arts Schools Inc, WI (PSA) |
| Upland Unified, CA (District) |
| Uplift Community School, NM (District) |
