| Insight School of Michigan, MI (PSA) |
| Inspire Academy - A Sch of Inquiry, IN (District) |
| Inspire Charter School, OH (PSA) |
| Inspire Virtual Charter, ID (PSA) |
| Inspired Vision Academy, TX (PSA) |
| Institute For Transformative Education Inc., AZ (District) |
| Institutional Educational Programs, WV (District) |
| Institutional Schools, MA (District) |
| Intech Collegiate Academy, UT (PSA) |
| Intech Collegiate High School, UT (PSA) |
| Integrated Day Charter School, CT (District) |
| Integrity Education Incorporated, AZ (District) |
| Intellectus Preparatory Cs, NY (PSA) |
| Intelli-School Inc., AZ (District) |
| Inter-Lakes Cooperative Sau Office, NH (District) |
