| Bedford Preparatory School | BEDFORD Bedfordshire, MK40 2TU | Map | Website |
| Bedford School | BEDFORD Bedfordshire, MK40 2TU | Map | Website |
| Dr Challoner's Grammar School | AMERSHAM Buckinghamshire, HP6 5HA | Map | Website |
| Hampton School | HAMPTON Middlesex, TW12 3HD | Map | Website |
| Harrow School | HARROW-ON-THE-HILL Middlesex, HA1 3HP | Map | Website |
| Kingston Grammar School | KINGSTON-UPON-THAMES Surrey, KT2 6PY | Map | Website |
| London Oratory School | LONDON Middlesex, SW6 1RX | Map | Website |
| Mill Hill & Belmont Schools | LONDON Middlesex, NW7 1QS | Map | Website |
| New Hall School | CHELMSFORD Essex, CM3 3HS | Map | Website |
| Reading Blue Coat School | READING Berkshire, RG4 6SU | Map | Website |
| Reed's School | COBHAM Surrey, KT11 2ES | Map | Website |
| Sir William Borlase's Grammar School | MARLOW Buckinghamshire, SL7 2BR | Map | Website |
| Skinners' School | TUNBRIDGE WELLS Kent, TN4 9PG | Map | Website |
| St Albans School | ST ALBANS Hertfordshire, AL3 4HB | Map | Website |
| St Benedict's School | LONDON Middlesex, W5 2ES | Map | Website |
| St Paul's School | LONDON Middlesex, SW13 9JT | Map | Website |
| Stowe School | BUCKINGHAM Buckinghamshire, MK18 5EH | Map | Website |
| The Beacon School | AMERSHAM Buckinghamshire, HP6 5PF | Map | Website |
| The Haberdashers' Aske's Boys' School | ELSTREE Hertfordshire, WD6 3AF | Map | Website |
| The John Lyon School | HARROW Middlesex, HA2 0HN | Map | Website |
| Tonbridge School | TONBRIDGE Kent, TN9 1JP | Map | Website |
| University College School (UCS) | LONDON Middlesex, NW3 6XH | Map | Website |
| Westminster School | LONDON Middlesex, SW1P 3PF | Map | Website |
