| Abingdon School | ABINGDON Oxfordshire, OX14 1DE | Map | Website |
| ACS International School Cobham | COBHAM Surrey, KT11 1BL | Map | Website |
| Aldenham School | BOREHAMWOOD Hertfordshire, WD6 3AJ | Map | Website |
| Bablake & King Henry VIII School | COVENTRY West Midlands, CV3 6AQ | Map | Website |
| Bancroft's School | WOODFORD GREEN Essex, IG8 0RF | Map | Website |
| Beaumont School | ST ALBANS Hertfordshire, AL4 0XB | Map | Website |
| Bedford Modern School | BEDFORD Bedfordshire, MK41 7NT | Map | Website |
| Bedford School | BEDFORD Bedfordshire, MK40 2TU | Map | Website |
| Berkhamsted School | BERKHAMSTED Hertfordshire, HP4 2BB | Map | Website |
| Bishop's Stortford College | BISHOP'S STORTFORD Hertfordshire, CM23 2PJ | Map | Website |
| Bishop's Stortford High School | BISHOP'S STORTFORD Hertfordshire, CM23 3LU | Map | Website |
| Bournemouth School | BOURNEMOUTH Dorset, BH8 9PY | Map | Website |
| Brentwood School | BRENTWOOD Essex, CM15 8AS | Map | Website |
| Bromsgrove School | BROMSGROVE Worcestershire, B61 7DU | Map | Website |
| Bushey Meads School (BMS) | BUSHEY Hertfordshire, WD23 4PA | Map | Website |
| Campion School, Essex | HORNCHURCH Essex, RM11 3BX | Map | Website |
| Dr Challoner's Grammar School | AMERSHAM Buckinghamshire, HP6 5HA | Map | Website |
| Dwight School London | LONDON Greater London, N11 3LX | Map | Website |
| Edge Grove | ALDENHAM VILLAGE Hertfordshire, WD25 8NL | Map | Website |
| Forest School | LONDON Greater London, E17 3PY | Map | Website |
| Geelong Grammar School | VICTORIA Australia, VIC 3214 | Map | Website |
| Haberdashers' Elstree Schools | ELSTREE Hertfordshire, WD6 3AF | Map | Website |
| Haileybury | HERTFORD Hertfordshire, SG13 7NU | Map | Website |
| Hitchin Boys' School | HITCHIN Hertfordshire, SG5 1JB | Map | Website |
| Hurstpierpoint College | HASSOCKS Sussex, BN6 9JS | Map | Website |
| Immanuel College | BUSHEY Hertfordshire, WD23 4EB | Map | Website |
| Ipswich School | IPSWICH Suffolk, IP1 3SG | Map | Website |
| John Fisher School | PURLEY Surrey, CR8 3YP | Map | Website |
| Marylebone Cricket Club (MCC) | LONDON Greater London, NW8 8QN | Map | Website |
| Merchant Taylors' 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 |
| Morpeth School | LONDON Greater London, E2 0PX | Map | Website |
| Pangbourne College | READING Berkshire, RG8 8LA | Map | Website |
| Parmiter's School | WATFORD Hertfordshire, WD25 0UU | Map | Website |
| Queen Elizabeth's School, Barnet | BARNET Hertfordshire, EN5 4DQ | Map | Website |
| Queens School | WATFORD Hertfordshire, WD23 2TY | Map | Website |
| RGS, Guildford | GUILDFORD Surrey, GU1 3BB | Map | Website |
| RGS, High Wycombe | HIGH WYCOMBE Buckinghamshire, HP13 6QT | Map | Website |
| Richard Hale School | HERTFORD Hertfordshire, SG13 8EN | Map | Website |
| Rickmansworth School | RICKMANSWORTH Hertfordshire, WD3 3AQ | Map | Website |
| Samuel Ryder Academy | ST ALBANS Hertfordshire, AL1 5AR | Map | Website |
| Shebbear College | BEAWORTHY Devon, EX21 5HJ | 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 Augustine's College | BROOKVALE Australia, NSW 2100 | Map | Website |
| St Columba's College | ST ALBANS Hertfordshire, AL3 4AW | Map | Website |
| St Edmund's College, Ware | WARE Hertfordshire, SG11 1DS | Map | Website |
| St George's School, Harpenden | HARPENDEN Hertfordshire, AL5 4TD | Map | Website |
| Stockport Grammar School | STOCKPORT Cheshire, SK2 7AF | Map | Website |
| The Grange Academy | BUSHEY Hertfordshire, WD23 3AA | Map | Website |
| The John Lyon School | HARROW Middlesex, HA2 0HN | Map | Website |
| The Perse School | CAMBRIDGE Cambridgeshire, CB2 8QF | Map | Website |
| The Windsor Boys' School | WINDSOR Berkshire, SL4 5EH | Map | Website |
| Tonbridge School | TONBRIDGE Kent, TN9 1JP | Map | Website |
| Trinity School, Croydon | CROYDON Surrey, CR9 7AT | Map | Website |
| Trinity School, Sevenoaks | SEVENOAKS Kent, TN13 3SL | Map | Website |
| University College School (UCS) | LONDON Middlesex, NW3 6XH | Map | Website |
| Verulam School | ST ALBANS Hertfordshire, AL1 4PR | Map | Website |
| Watford Grammar School for Boys | WATFORD Hertfordshire, WD18 7JF | Map | Website |
