| Acton High School | LONDON Middlesex, W3 8EY | Map | Website |
| Aldenham School | BOREHAMWOOD Hertfordshire, WD6 3AJ | Map | Website |
| Alleyn's School | DULWICH London, SE22 8SU | Map | Website |
| Bedford Modern School | BEDFORD Bedfordshire, MK41 7NT | Map | Website |
| Berkhamsted School | BERKHAMSTED Hertfordshire, HP4 2BB | Map | Website |
| Bishop Ramsey CE School | RUISLIP Middlesex, HA4 8EE | Map | Website |
| Bootham School | YORK Yorkshire, YO30 7BU | Map | Website |
| Brentwood School | BRENTWOOD Essex, CM15 8AS | Map | Website |
| Cardinal Vaughan Memorial School | LONDON Middlesex, W14 8BZ | Map | Website |
| Chigwell School | CHIGWELL Essex, IG7 6QF | Map | Website |
| Christ's College Finchley | LONDON Middlesex, N2 0SE | Map | Website |
| Churcher's College | PETERSFIELD Hampshire, GU31 4AS | Map | Website |
| City of London School | LONDON Greater London, EC4V 3AL | Map | Website |
| Dame Alice Owens School | POTTERS BAR Hertfordshire, EN6 2DU | Map | Website |
| Dr Challoner's Grammar School | AMERSHAM Buckinghamshire, HP6 5HA | Map | Website |
| Dulwich College | LONDON Surrey, SE21 7LD | Map | Website |
| Durston House | LONDON Middlesex, W5 2DR | Map | Website |
| Eaton Square Upper School | LONDON Greater London, W1J 7BU | Map | Website |
| Enfield Grammar School | ENFIELD Middlesex, EN2 6LN | Map | Website |
| Epsom College | EPSOM Surrey, KT17 4JQ | Map | Website |
| Forest School | LONDON Greater London, E17 3PY | Map | Website |
| Haileybury | HERTFORD Hertfordshire, SG13 7NU | Map | Website |
| Hampton School | HAMPTON Middlesex, TW12 3HD | Map | Website |
| Harrow School | HARROW-ON-THE-HILL Middlesex, HA1 3HP | Map | Website |
| Hatch End High School | HARROW Middlesex, HA3 6NR | Map | Website |
| Haydon School | PINNER Middlesex, HA5 2LX | Map | Website |
| Highgate School | LONDON Middlesex, N6 4AY | Map | Website |
| Ibstock Place School | LONDON Surrey, SW15 5PY | Map | Website |
| Isleworth and Syon Boys' School | ISLEWORTH Middlesex, TW7 5LJ | Map | Website |
| Kew House School | BRENTFORD Middlesex, TW8 0EX | Map | Website |
| Kimbolton School | HUNTINGDON Cambridgeshire, PE28 0EA | Map | Website |
| King Edward's Witley | GODALMING Surrey, GU8 5SG | Map | Website |
| King's College School (KCS), Wimbledon | LONDON Surrey, SW19 4TT | Map | Website |
| Kingsbury High School | LONDON Middlesex, NW9 9JR | Map | Website |
| Latymer Upper School | LONDON Greater London, W6 9LR | Map | Website |
| LVS Ascot (Licensed Victuallers') | ASCOT Berkshire, SL5 8DR | Map | Website |
| Marylebone Cricket Club (MCC) | LONDON Greater London, NW8 8QN | Map | Website |
| Melbourne Grammar School | MELBOURNE Australia, VIC 3004 | Map | Website |
| Merchant Taylors' Prep (formerly Northwood Prep) | RICKMANSWORTH Hertfordshire, WD3 1LW | Map | Website |
| Merchant Taylors' School, Northwood | NORTHWOOD Middlesex, HA6 2HT | Map | Website |
| Mill Hill & Belmont Schools | LONDON Middlesex, NW7 1QS | Map | Website |
| Nower Hill High School | PINNER Middlesex, HA5 5RP | Map | Website |
| Orley Farm School | HARROW-ON-THE-HILL Middlesex, HA1 3NU | Map | Website |
| Park High School, Stanmore | STANMORE Middlesex, HA7 1PL | Map | Website |
| Quainton Hall Preparatory | HARROW Middlesex, HA1 1RX | Map | Website |
| Queen Elizabeth's School, Barnet | BARNET Hertfordshire, EN5 4DQ | Map | Website |
| Radnor House Twickenham | TWICKENHAM Middlesex, TW1 4QG | Map | Website |
| Reading Blue Coat School | READING Berkshire, RG4 6SU | Map | Website |
| RGS, High Wycombe | HIGH WYCOMBE Buckinghamshire, HP13 6QT | Map | Website |
| Rooks Heath College | HARROW Middlesex, HA2 9AG | Map | Website |
| Royal Russell School | CROYDON Surrey, CR9 5BX | Map | Website |
| Sevenoaks School | SEVENOAKS Kent, TN13 1HU | Map | Website |
| Shiplake College | HENLEY-ON-THAMES Oxfordshire, RG9 4BW | Map | Website |
| Sir William Borlase's Grammar School | MARLOW Buckinghamshire, SL7 2BR | Map | Website |
| St Albans School | ST ALBANS Hertfordshire, AL3 4HB | Map | Website |
| St Benedict's School | LONDON Middlesex, W5 2ES | Map | Website |
| St Columba's College | ST ALBANS Hertfordshire, AL3 4AW | Map | Website |
| St Dominic's Sixth Form College | HARROW ON THE HILL Middlesex, HA1 3HX | Map | Website |
| St James Senior Boys' School | ASHFORD Middlesex, TW15 3DZ | Map | Website |
| St John's School, Northwood | NORTHWOOD Middlesex, HA6 3QY | Map | Website |
| St Martin's School, Northwood | NORTHWOOD Middlesex, HA6 2DJ | Map | Website |
| St Thomas More Catholic School | WOOD GREEN Hertfordshire, N22 5HN | Map | Website |
| The Beacon School | AMERSHAM Buckinghamshire, HP6 5PF | Map | Website |
| The Haberdashers' Aske's Boys' School | ELSTREE Hertfordshire, WD6 3AF | Map | Website |
| The Harrodian School | LONDON Middlesex, SW13 9QN | Map | Website |
| The Oratory School | READING Oxfordshire, RG8 0PJ | Map | Website |
| The Pilgrims' School | WINCHESTER Hampshire, SO23 9LT | Map | Website |
| Tiffin School | KINGSTON-UPON-THAMES Surrey, KT2 6RL | Map | Website |
| Trinity Grammar School | MELBOURNE Australia, Victoria 3 | Map | Website |
| University College School (UCS) | LONDON Middlesex, NW3 6XH | Map | Website |
| Watford Grammar School for Boys | WATFORD Hertfordshire, WD18 7JF | Map | Website |
| Westminster School | LONDON Middlesex, SW1P 3PF | Map | Website |
| Wetherby Senior School | LONDON Greater London, W1U 2QB | Map | Website |
| Whitgift School | SOUTH CROYDON Surrey, CR2 6YT | Map | Website |
| Whitmore High School | HARROW Middlesex, HA2 0AD | Map | Website |
