| Berkhamsted School | BERKHAMSTED Hertfordshire, HP4 2BB | Map | Website |
| Brighton College | BRIGHTON Sussex, BN2 0AL | Map | Website |
| Burnham Grammar School | BURNHAM Buckinghamshire, SL1 7HG | Map | Website |
| Chesham Grammar School | CHESHAM Buckinghamshire, HP5 1BA | Map | Website |
| Dr Challoner's High School | AMERSHAM Buckinghamshire, HP7 9QB | Map | Website |
| Fullbrook School | NEW HAW Surrey, KT15 3HW | Map | Website |
| Godstowe Preparatory School | HIGH WYCOMBE Buckinghamshire, HP13 6PR | Map | Website |
| Great Marlow School | MARLOW Buckinghamshire, SL7 1JE | Map | Website |
| Guildford High School | GUILDFORD Surrey, GU1 1SJ | Map | Website |
| Headington School | OXFORD Oxfordshire, OX3 7TD | Map | Website |
| Kennet School | THATCHAM Berkshire, RG19 4LL | Map | Website |
| King's College School (KCS), Wimbledon | LONDON Surrey, SW19 4TT | Map | Website |
| Kingston Grammar School | KINGSTON-UPON-THAMES Surrey, KT2 6PY | Map | Website |
| Latymer Upper School | LONDON Greater London, W6 9LR | Map | Website |
| Lingfield College | LINGFIELD Surrey, RH7 6PN | Map | Website |
| Oxford High School | OXFORD Oxfordshire, OX2 6XA | Map | Website |
| Pipers Corner School | HIGH WYCOMBE Buckinghamshire, HP15 6LP | Map | Website |
| Queen Anne's School | READING Berkshire, RG4 6DX | 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 Helen & St Katharine | ABINGDON Oxfordshire, OX14 1BE | Map | Website |
| St Swithun's School | WINCHESTER Hampshire, SO21 1HA | Map | Website |
| Stowe School | BUCKINGHAM Buckinghamshire, MK18 5EH | Map | Website |
| Surbiton High School | KINGSTON-UPON-THAMES Surrey, KT1 2JT | Map | Website |
| The Misbourne | GREAT MISSENDEN Buckinghamshire, HP16 0BN | Map | Website |
| Worth School | CRAWLEY Sussex, RH10 4SD | Map | Website |
| Wycombe Abbey School | HIGH WYCOMBE Buckinghamshire, HP11 1PE | Map | Website |
| Wycombe High School | HIGH WYCOMBE Buckinghamshire, HP11 1TB | Map | Website |
