sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Coronado Unified School District | **** |
| Colusa Unified School District | **** |
| Cupertino Union School District | **** |
| Cabrillo Unified School District | **** |
| Chico Unified School District | **** |
| Campbell Union School District | **** |
| Capistrano Unified School District | **** |
| Chino Unified School District | *** |
| Calaveras Unified School District | *** |
| Cloverdale Unified School District | *** |
| Clovis Unified School District (Clovis, CA) | *** |
| Corcoran Unified School District (Corcoran, CA) | *** |
| Compton Unified School District | *** |
| Camino Union School District | *** |
| Carpinteria Unified School District | *** |
| Capo Unified School District | *** |
| Coarsegold Union School District | ** |
| Coast Unified School District | ** |
| Center Unified School District | ** |
| Chester Unit School District | ** |
| Consolidated Unified School District | ** |
| Carmel Unified School District | ** |
| Corcoran Unified School District | ** |
| Cornell University Solar Decathlon | * |