| Penfield Central School District, NY (District) |
| Penfield Montessori Academy, WI (PSA) |
| Penfield Montessori Academy Inc., WI (PSA) |
| Peninsula Preparatory Academy Charter School, NY (PSA) |
| Peninsula School District, WA (District) |
| Peninsula Union, CA (District) |
| Penn Cambria SD, PA (District) |
| Penn Hills Charter School For Entrepreneurship, PA (PSA) |
| Penn Hills SD, PA (District) |
| Penn Manor SD, PA (District) |
| Penn Valley Union Elementary, CA (District) |
| Penn Yan Central School District, NY (District) |
| Penn-Delco SD, PA (District) |
| Penn-Harris-Madison Sch Corp, IN (District) |
| Penn-Trafford SD, PA (District) |
