| Alleyn's School | DULWICH London, SE22 8SU | Map | Website |
| Ardingly College | HAYWARDS HEATH Sussex, RH17 6SQ | Map | Website |
| Bede's School | HAILSHAM Sussex, BN27 3QH | Map | Website |
| Bedford School | BEDFORD Bedfordshire, MK40 2TU | Map | Website |
| Benenden | CRANBROOK Kent, TN17 4AA | Map | Website |
| Brambletye School | EAST GRINSTEAD Sussex, RH19 3PD | Map | Website |
| Brighton College | BRIGHTON Sussex, BN2 0AL | Map | Website |
| Brighton College Prep School | BRIGHTON Sussex, BN2 0EU | Map | Website |
| Buckswood School | GUESTLING Sussex, TN35 4LT | Map | Website |
| Burgess Hill Girls | BURGESS HILL Sussex, RH15 0EG | Map | Website |
| Cardinal Newman, Sussex | HOVE Sussex, BN3 6ND | Map | Website |
| Caterham School | CATERHAM Surrey, CR3 6YA | Map | Website |
| Charterhouse | GODALMING Surrey, GU7 2DX | Map | Website |
| Cheltenham College | CHELTENHAM Gloucestershire, GL53 7LD | Map | Website |
| Christ's Hospital | HORSHAM Sussex, RH13 7YP | Map | Website |
| Churcher's College | PETERSFIELD Hampshire, GU31 4AS | Map | Website |
| Copthorne Preparatory School | COPTHORNE Sussex, RH10 3HR | Map | Website |
| Cottesmore School | PEASE POTTAGE Sussex, RH11 9AU | Map | Website |
| Cranleigh Preparatory School | CRANLEIGH Surrey, GU6 8QH | Map | Website |
| Cranleigh School | CRANLEIGH Surrey, GU6 8QQ | Map | Website |
| Cumnor House Sussex | HAYWARDS HEATH Sussex, RH17 7HT | Map | Website |
| Danes Hill School | OXSHOTT Surrey, KT22 0JG | Map | Website |
| Dorothy Stringer High School | BRIGHTON Sussex, BN1 6PZ | Map | Website |
| Downlands Community School | HASSOCKS Sussex, BN6 8LP | Map | Website |
| Dulwich College | LONDON Surrey, SE21 7LD | Map | Website |
| Dunottar School | REIGATE Surrey, RH2 7EL | Map | Website |
| Eastbourne College | EASTBOURNE Sussex, BN21 4JX | Map | Website |
| Epsom College | EPSOM Surrey, KT17 4JQ | Map | Website |
| Great Walstead School | HAYWARDS HEATH Sussex, RH16 2QL | Map | Website |
| Hampton School | HAMPTON Middlesex, TW12 3HD | Map | Website |
| Handcross Park School | HAYWARDS HEATH Sussex, RH17 6HF | Map | Website |
| Harrow School | HARROW-ON-THE-HILL Middlesex, HA1 3HP | Map | Website |
| Hazelwood School | OXTED Surrey, RH8 0QU | Map | Website |
| Hoe Bridge School | WOKING Surrey, GU22 8JE | Map | Website |
| Holmewood House School | TUNBRIDGE WELLS Kent, TN3 0EB | Map | Website |
| James Allen's Girls' School (JAGS) | LONDON Surrey, SE22 8TE | Map | Website |
| John Fisher School | PURLEY Surrey, CR8 3YP | Map | Website |
| King's College School (KCS), Wimbledon | LONDON Surrey, SW19 4TT | Map | Website |
| Kingston Grammar School | KINGSTON-UPON-THAMES Surrey, KT2 6PY | Map | Website |
| Kirkham Grammar School | KIRKHAM Lancashire, PR4 2BH | Map | Website |
| Lancing College | LANCING Sussex, BN15 0RW | Map | Website |
| Langley School | NORWICH Norfolk, NR14 6BJ | Map | Website |
| Lingfield College | LINGFIELD Surrey, RH7 6PN | Map | Website |
| Lingfield College Prep | LINGFIELD Surrey, RH7 6PH | Map | Website |
| Lord Wandsworth College | HOOK Hampshire, RG29 1TB | Map | Website |
| Mayfield School | MAYFIELD Sussex, TN20 6PH | Map | Website |
| Millfield School | STREET Somerset, BA16 0YD | Map | Website |
| Putney High School | LONDON Surrey, SW15 6BH | Map | Website |
| Reed's School | COBHAM Surrey, KT11 2ES | Map | Website |
| Reigate Grammar School | REIGATE Surrey, RH2 0QS | Map | Website |
| RGS, Guildford | GUILDFORD Surrey, GU1 3BB | Map | Website |
| RGS, Newcastle | NEWCASTLE-UPON-TYNE Northumberland, NE2 4DX | Map | Website |
| Roedean School | BRIGHTON Sussex, BN2 5RQ | Map | Website |
| Sandroyd | SALISBURY Wiltshire, SP5 5QD | Map | Website |
| Seaford College | PETWORTH Sussex, GU28 0NB | Map | Website |
| Sevenoaks School | SEVENOAKS Kent, TN13 1HU | Map | Website |
| Shoreham Academy | SHOREHAM-BY-SEA Sussex, BN43 6YT | Map | Website |
| Skinners' School | TUNBRIDGE WELLS Kent, TN4 9PG | Map | Website |
| St Andrews Prep School | PANGBOURNE Berkshire, RG8 8QA | Map | Website |
| St Andrew's Prep, Eastbourne | EASTBOURNE Sussex, BN20 7RP | Map | Website |
| St Catherine's School | BRAMLEY Surrey, GU5 0DF | Map | Website |
| St Christopher's School | HOVE Sussex, BN3 4AD | Map | Website |
| St George's Junior School, Weybridge | WEYBRIDGE Surrey, KT13 8NL | Map | Website |
| St George's Weybridge | ADDLESTONE Surrey, KT15 2QS | Map | Website |
| St Helen & St Katharine | ABINGDON Oxfordshire, OX14 1BE | Map | Website |
| St John's School, Leatherhead | LEATHERHEAD Surrey, KT22 8SP | Map | Website |
| St Lawrence CofE Primary School | Hassocks Sussex, BN6 9UY | tbc | tbc |
| St Lawrence College | RAMSGATE Kent, CT11 7AE | Map | Website |
| The Hawthorns School | BLETCHINGLEY Surrey, RH1 4QJ | Map | Website |
| The King's School, Canterbury | CANTERBURY Kent, CT1 2ES | Map | Website |
| The Portsmouth Grammar School | PORTSMOUTH Hampshire, PO1 2LN | Map | Website |
| Trinity School, Croydon | CROYDON Surrey, CR9 7AT | Map | Website |
| Warden Park Academy | HAYWARDS HEATH Sussex, RH17 5DP | Map | Website |
| Wellington College | CROWTHORNE Berkshire, RG45 7PU | Map | Website |
| Westbourne House School | CHICHESTER Sussex, PO20 2BH | Map | Website |
| Wimbledon High School | LONDON Greater London, SW19 4AB | Map | Website |
| Windlesham House School | PULBOROUGH Sussex, RH20 4AY | Map | Website |
| Windlesham School | BRIGHTON Sussex, BN1 5AA | Map | Website |
| Worth School | CRAWLEY Sussex, RH10 4SD | Map | Website |
| Worthing College | WORTHING Sussex, BN13 1NS | Map | Website |
