| Anna Jonesboro CHSD 81, IL (District) |
| Anna Local School District, OH (District) |
| Annandale Public School District, MN (District) |
| Annawan CUSD 226, IL (District) |
| Anne Arundel County, MD (ISD) |
| Anne Arundel County Public Schools, MD (District) |
| Annette Island School District, AK (District) |
| Annex Sd 29, OR (District) |
| Anniston City, AL (District) |
| Annville-Cleona SD, PA (District) |
| Anoka County, MN (ISD) |
| Anoka-Hennepin Public School Dist., MN (District) |
| Another Choice Virtual Charter District, ID (PSA) |
| Anselmo-Merna Public Schools, NE (District) |
| Ansley Public Schools, NE (District) |
