| Barnardiston Hall Preparatory School | HAVERHILL Suffolk, CB9 7TG | 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 |
| Chantry Academy | IPSWICH Suffolk, IP2 9LR | Map | Website |
| Claydon High School | IPSWICH Suffolk, IP6 0EG | Map | Website |
| Copleston High School | IPSWICH Suffolk, IP4 5HD | Map | Website |
| Culford School | BURY ST EDMUNDS Suffolk, IP28 6TX | Map | Website |
| East Bergholt High School | COLCHESTER Essex, CO7 6RJ | Map | Website |
| Eltham College | LONDON Kent, SE9 4QF | Map | Website |
| Eton College | WINDSOR Berkshire, SL4 6DW | Map | Website |
| Farlingaye High School | WOODBRIDGE Suffolk, IP12 4JX | Map | Website |
| Felsted School | DUNMOW Essex, CM6 3LL | Map | Website |
| Finborough School | STOWMARKET Suffolk, IP14 3EF | Map | Website |
| Framlingham College | WOODBRIDGE Suffolk, IP13 9EY | Map | Website |
| Framlingham College Prep School | WOODBRIDGE Suffolk, IP13 7AH | Map | Website |
| Gresham's School | HOLT Norfolk, NR25 6EA | Map | Website |
| Hadleigh High School | IPSWICH Suffolk, IP7 5HU | Map | Website |
| Hartismere High School | EYE Suffolk, IP23 7BL | Map | Website |
| Holbrook Academy | IPSWICH Suffolk, IP9 2QX | Map | Website |
| Holmwood House Preparatory School | COLCHESTER Essex, CO3 9ST | Map | Website |
| Ipswich High School | IPSWICH Suffolk, IP9 1AZ | Map | Website |
| Ipswich Preparatory School | IPSWICH Suffolk, IP1 3QW | Map | Website |
| Ipswich School | IPSWICH Suffolk, IP1 3SG | Map | Website |
| Kesgrave High School | IPSWICH Suffolk, IP5 2PB | Map | Website |
| King's Ely | ELY Cambridgeshire, CB7 4DB | Map | Website |
| Lancaster Royal Grammar School | LANCASTER Lancashire, LA1 3EF | Map | Website |
| Langley Preparatory School at Taverham Hall | NORWICH Norfolk, NR8 6HU | Map | Website |
| Langley School | NORWICH Norfolk, NR14 6BJ | Map | Website |
| Littlegarth School | COLCHESTER Essex, CO6 4JR | Map | Website |
| Moreton Hall Prep School | BURY ST EDMUNDS Suffolk, IP32 7BJ | Map | Website |
| New Hall School | CHELMSFORD Essex, CM3 3HS | Map | Website |
| Northgate High School, Ipswich | IPSWICH Suffolk, IP4 3DL | Map | Website |
| Norwich School | NORWICH Norfolk, NR1 4DD | Map | Website |
| Oakham School | OAKHAM Leicestershire, LE15 6DT | Map | Website |
| Old Buckenham Hall School | IPSWICH Suffolk, IP7 7PH | Map | Website |
| Ormiston Endeavour Academy | IPSWICH Suffolk, IP1 6SG | Map | Website |
| Orwell Park School | IPSWICH Suffolk, IP10 0ER | Map | Website |
| Queen Elizabeth's School, Barnet | BARNET Hertfordshire, EN5 4DQ | Map | Website |
| Reed's School | COBHAM Surrey, KT11 2ES | Map | Website |
| RGS, Colchester | COLCHESTER Essex, CO3 3ND | Map | Website |
| RGS, High Wycombe | HIGH WYCOMBE Buckinghamshire, HP13 6QT | Map | Website |
| Royal Hospital School | IPSWICH Suffolk, IP9 2RX | Map | Website |
| Rutlish School | LONDON Surrey, SW20 9AD | Map | Website |
| South Lee School | BURY ST EDMUNDS Suffolk, IP33 2BT | Map | Website |
| St Albans Catholic High School | IPSWICH Suffolk, IP4 3NJ | Map | Website |
| St Faith's School | CAMBRIDGE Cambridgeshire, CB2 8AG | Map | Website |
| St Felix School | SOUTHWOLD Suffolk, IP18 6SD | Map | Website |
| St Joseph's College, Ipswich | IPSWICH Suffolk, IP2 9DR | Map | Website |
| Stoke High School | IPSWICH Suffolk, IP2 8PL | Map | Website |
| Sussex House School | LONDON Greater London, SW1X 0EA | Map | Website |
| The Leys School | CAMBRIDGE Cambridgeshire, CB2 7AD | Map | Website |
| The Old School Henstead | BECCLES Suffolk, NR34 7LG | Map | Website |
| The Perse School | CAMBRIDGE Cambridgeshire, CB2 8QF | Map | Website |
| Thomas Gainsborough School | SUDBURY Suffolk, CO10 0JU | Map | Website |
| Thomas Mills High School | FRAMLINGHAM Suffolk, IP13 9HE | Map | Website |
| Thurston Community College | BURY ST EDMUNDS Suffolk, IP31 3PB | Map | Website |
| Town Close House Preparatory School | NORWICH Norfolk, NR2 2LR | Map | Website |
| Westbourne Academy | IPSWICH Suffolk, IP1 5JN | Map | Website |
| Wimbledon College | WIMBLEDON Surrey, SW19 4NS | Map | Website |
| Wisbech Grammar School | WISBECH Cambridgeshire, PE13 1JX | Map | Website |
| Wymondham College | WYMONDHAM Norfolk, NR18 9SZ | Map | Website |
| Ysgol Gyfun Bro Myrddin | CAERFYRDDIN South Wales, SA32 8DN | Map | Website |
| Ysgol Gyfun Bryn Tawe | SWANSEA Glamorgan, SA5 7BU | Map | Website |
| Ysgol Gyfun Glantaf | CARDIFF Glamorgan, CF14 2JL | Map | Website |
