| Arts Academy Elementary CS, PA (PSA) |
| Arts Academy in the Woods, MI (PSA) |
| Arts and Technology Academy of Pontiac, MI (PSA) |
| Arts Based Elementary, NC (District) |
| Artspace Charter, NC (District) |
| Arvin Union, CA (District) |
| Arvon Township School District, MI (District) |
| Asbury Park School District, NJ (District) |
| Ascension Parish, LA (ISD) |
| Ascension Parish, LA (District) |
| Ascent Academies of Utah, UT (PSA) |
| Ash Creek Elementary District, AZ (District) |
| Ash Fork Joint Unified District, AZ (District) |
| Ash Grove R-Iv, MO (District) |
| Ashburnham-Westminster, MA (District) |
