Schools
| Name | Category | Notes |
|---|---|---|
| Arnold School | Public | Blackpool. |
| Ashby de la Zouche Grammar | Grammar | |
| Ashford School | Independent | Kent. |
| Ashington Community High School | Comprehensive | |
| Ashington Mining College | FE College | |
| Ashleigh House | Other Private | Belfast. |
| Ashton-under-Lyne College of Education | FE College | |
| Ashville College | Other Private | Harrogate. |
| Aston Comprehensive | Comprehensive | Rotherham. |
| Aston & Coventry Technical College | FE College | |
| Atherstone Grammar School | Grammar | |
| Atherstone Secondary Modern School | Secondary Modern | |
| Atkinson Road Technical School | Miscellaneous | Newcastle-on-Tyne. |
| Auchtermuchty School | Other Private | Fife. |
| Audenshaw Grammar School for Boys | Grammar | |
| Aughnacloy College | Secondary Modern | ame as Aughnacloy High School |
| Avery Hill College of Education | FE College | |
| Avondale High School, Stockport | Comprehensive | |
| Aylesbury College | FE College | |
| Aylesbury Grammar School | Grammar |