| Abbot's Hill | HEMEL HEMPSTEAD Hertfordshire, HP3 8RP | Map | Website |
| Ampleforth College | YORK Yorkshire, YO62 4ER | Map | Website |
| Archbishop Holgate's School | YORK Yorkshire, YO10 5ZA | Map | Website |
| Ashville Harrogate | HARROGATE Yorkshire, HG2 9JP | Map | Website |
| Barnard Castle School | BARNARD CASTLE Co. Durham, DL12 8UN | Map | Website |
| Benenden | CRANBROOK Kent, TN17 4AA | Map | Website |
| Berkhamsted School | BERKHAMSTED Hertfordshire, HP4 2BB | Map | Website |
| Bootham School | YORK Yorkshire, YO30 7BU | Map | Website |
| Bradford Grammar School | BRADFORD Yorkshire, BD9 4JP | Map | Website |
| BYE | Australia, | tbc | Website |
| Cheltenham Ladies' College | CHELTENHAM Gloucestershire, GL50 3EP | Map | Website |
| Driffield School | DRIFFIELD Yorkshire, YO25 5HR | Map | Website |
| Fulford School | YORK Yorkshire, YO10 4FY | Map | Website |
| Giggleswick School | SETTLE Yorkshire, BD24 0DE | Map | Website |
| Haberdashers' Elstree Schools | ELSTREE Hertfordshire, WD6 3AF | Map | Website |
| Harrogate Grammar School | HARROGATE Yorkshire, HG2 0DZ | Map | Website |
| Harrogate Ladies' College and Highfield Prep | HARROGATE Yorkshire, HG1 2QG | Map | Website |
| Heathfield School | ASCOT Berkshire, SL5 8BQ | Map | Website |
| Huntington School | HUNTINGTON Yorkshire, YO32 9WT | Map | Website |
| Hymers College | HULL Yorkshire, HU3 1LW | Map | Website |
| Joseph Rowntree School | YORK Yorkshire, YO32 4BZ | Map | Website |
| Malton School | MALTON Yorkshire, YO17 7NH | Map | Website |
| North London Collegiate School | EDGWARE Middlesex, HA8 7RJ | Map | Website |
| Pocklington School | YORK Yorkshire, YO42 2NJ | Map | Website |
| Queen Anne's School | READING Berkshire, RG4 6DX | Map | Website |
| Queen Mary's School | THIRSK Yorkshire, YO7 3BZ | Map | Website |
| Rendcomb College | CIRENCESTER Gloucestershire, GL7 7HA | Map | Website |
| Ripon Grammar School | RIPON Yorkshire, HG4 2DG | Map | Website |
| Rishworth School | SOWERBY BRIDGE Yorkshire, HX6 4QA | Map | Website |
| Ryedale School | HELMSLEY Yorkshire, YO62 7SL | Map | Website |
| Scarborough College | SCARBOROUGH Yorkshire, YO11 3BA | Map | Website |
| Sedbergh School | SEDBERGH Cumbria, LA10 5HG | Map | Website |
| St Catherine's School | BRAMLEY Surrey, GU5 0DF | Map | Website |
| St George's School Ascot | ASCOT Berkshire, SL5 7DZ | Map | Website |
| St Helen & St Katharine | ABINGDON Oxfordshire, OX14 1BE | Map | Website |
| St Peter's School, York | YORK Yorkshire, YO30 6AB | Map | Website |
| Stowe School | BUCKINGHAM Buckinghamshire, MK18 5EH | Map | Website |
| Tadcaster Grammar School | TADCASTER Yorkshire, LS24 9NB | Map | Website |
| The Grammar School at Leeds | LEEDS Yorkshire, LS17 9NA | Map | Website |
| The Mount School | YORK Yorkshire, YO24 4DD | Map | Website |
| Tranby | HULL Humberside, HU10 7EH | Map | Website |
| Withington Girls' School | MANCHESTER Lancashire, M14 6BL | Map | Website |
| Worksop College | WORKSOP Nottinghamshire, S80 3AP | Map | Website |
| Worth School | CRAWLEY Sussex, RH10 4SD | Map | Website |
