| Amersham School | AMERSHAM Buckinghamshire, HP7 9HH | Map | Website |
| Aylesbury High School | AYLESBURY Buckinghamshire, HP21 7SX | Map | Website |
| Berkhamsted School | BERKHAMSTED Hertfordshire, HP4 2BB | Map | Website |
| Bradfield College | BRADFIELD Berkshire, RG7 6AU | Map | Website |
| Burnham Grammar School | BURNHAM Buckinghamshire, SL1 7HG | Map | Website |
| Chesham Grammar School | CHESHAM Buckinghamshire, HP5 1BA | Map | Website |
| Cranleigh School | CRANLEIGH Surrey, GU6 8QQ | Map | Website |
| Dr Challoner's High School | AMERSHAM Buckinghamshire, HP7 9QB | Map | Website |
| Dunottar School | REIGATE Surrey, RH2 7EL | Map | Website |
| Great Marlow School | MARLOW Buckinghamshire, SL7 1JE | Map | Website |
| Headington School | OXFORD Oxfordshire, OX3 7TD | Map | Website |
| Holmer Green Senior School | HIGH WYCOMBE Buckinghamshire, HP15 6SP | Map | Website |
| Kingston Grammar School | KINGSTON-UPON-THAMES Surrey, KT2 6PY | Map | Website |
| Latymer Upper School | LONDON Greater London, W6 9LR | Map | Website |
| North London Collegiate School | EDGWARE Middlesex, HA8 7RJ | Map | Website |
| Sir William Borlase's Grammar School | MARLOW Buckinghamshire, SL7 2BR | Map | Website |
| St Albans High School for Girls | ST ALBANS Hertfordshire, AL1 3SJ | Map | Website |
| St George's College, Weybridge | ADDLESTONE Surrey, KT15 2QS | Map | Website |
| St Paul's Girls' School | LONDON Middlesex, W6 7BS | Map | Website |
| The Abbey School, Reading | READING Berkshire, RG1 5DZ | Map | Website |
| The Latymer School | LONDON Middlesex, N9 9TN | Map | Website |
| Wellington College | CROWTHORNE Berkshire, RG45 7PU | Map | Website |
| Wycombe Abbey School | HIGH WYCOMBE Buckinghamshire, HP11 1PE | Map | Website |
| Wycombe High School | HIGH WYCOMBE Buckinghamshire, HP11 1TB | Map | Website |
