| 160587 | Absarokee Elementary School District | | |
| 160683 | Alder Elementary School District | | |
| 160531 | Alzada Elementary School District | | |
| 160632 | Amsterdam Elementary School District | | |
| 160617 | Anaconda Elementary School District | | |
| 160633 | Anderson Elementary School District | | |
| 160502 | Arlee Elementary School District | | |
| 160474 | Arrowhead Elementary School District | | |
| 160612 | Ashland Elementary School District | | |
| 160641 | Auchard Creek Elementary School District | | |
| 160640 | Augusta Elementary School District | | |
| 160534 | Avon Elementary School District | | |
| 160556 | Ayers Elementary School District | | |
| 160696 | Basin Elementary School District | | |
| 160660 | Bear Paw Elementary School District | | |
| 160634 | Belgrade Elementary School District | | |
