| Aldenham School | BOREHAMWOOD Hertfordshire, WD6 3AJ | Map | Website |
| Barnardiston Hall Preparatory School | HAVERHILL Suffolk, CB9 7TG | Map | Website |
| Bedford Girls' School | BEDFORD Bedfordshire, MK42 0BX | 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 |
| Dame Bradbury's School | SAFFRON WALDEN Essex, CB10 2AL | Map | Website |
| Derwent Lodge Preparatory School for Girls | TONBRIDGE Kent, TN11 0NJ | Map | Website |
| East Bergholt High School | COLCHESTER Essex, CO7 6RJ | Map | Website |
| Farlingaye High School | WOODBRIDGE Suffolk, IP12 4JX | 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 |
| Holbrook Academy | IPSWICH Suffolk, IP9 2QX | Map | Website |
| Holmwood House Preparatory School | COLCHESTER Essex, CO3 9ST | Map | Website |
| Ipswich Academy | IPSWICH Suffolk, IP3 9PZ | 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 |
| Langley Preparatory School at Taverham Hall | NORWICH Norfolk, NR8 6HU | Map | Website |
| Langley School | NORWICH Norfolk, NR14 6BJ | Map | Website |
| Lincroft Academy | BEDFORD Bedfordshire, MK43 7RE | Map | Website |
| Littlegarth School | COLCHESTER Essex, CO6 4JR | Map | Website |
| Monkton Combe School | BATH Avon, BA2 7HG | Map | Website |
| New Hall School | CHELMSFORD Essex, CM3 3HS | Map | Website |
| Norwich High School for Girls | NORWICH Norfolk, NR2 2HU | Map | Website |
| Norwich School | NORWICH Norfolk, NR1 4DD | Map | Website |
| Old Buckenham Hall School | IPSWICH Suffolk, IP7 7PH | Map | Website |
| Orwell Park School | IPSWICH Suffolk, IP10 0ER | Map | Website |
| Prior Park College | BATH Avon, BA2 5AH | Map | Website |
| RGS, Colchester | COLCHESTER Essex, CO3 3ND | Map | Website |
| Royal Hospital School | IPSWICH Suffolk, IP9 2RX | 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 Felix School | SOUTHWOLD Suffolk, IP18 6SD | Map | Website |
| St Joseph's College, Ipswich | IPSWICH Suffolk, IP2 9DR | Map | Website |
| The Independent Association of Prep Schools - IAPS | LEAMINGTON SPA Warwickshire, CV32 5LA | Map | Website |
| The Perse School | CAMBRIDGE Cambridgeshire, CB2 8QF | Map | Website |
| Thomas Mills High School | FRAMLINGHAM Suffolk, IP13 9HE | Map | Website |
| Westbourne Academy | IPSWICH Suffolk, IP1 5JN | Map | Website |
| Wisbech Grammar School | WISBECH Cambridgeshire, PE13 1JX | Map | Website |
| Woodbridge School | WOODBRIDGE Suffolk, IP12 4JH | Map | Website |
| Wymondham College | WYMONDHAM Norfolk, NR18 9SZ | Map | Website |
