| Ampleforth College | YORK Yorkshire, YO62 4ER | Map | Website |
| Ardvreck School | CRIEFF Perthshire, PH7 4EX | Map | Website |
| Ashville Harrogate | HARROGATE Yorkshire, HG2 9JP | Map | Website |
| Aysgarth School | BEDALE Yorkshire, DL8 1TF | Map | Website |
| Barnard Castle School | BARNARD CASTLE Co. Durham, DL12 8UN | Map | Website |
| Beaudesert Park School | MINCHINHAMPTON Gloucestershire, GL6 9AF | Map | Website |
| Bootham School | YORK Yorkshire, YO30 7BU | Map | Website |
| Bradford Grammar School | BRADFORD Yorkshire, BD9 4JP | Map | Website |
| Brighton College | BRIGHTON Sussex, BN2 0AL | Map | Website |
| Cundall Manor School | YORK Yorkshire, YO61 2RW | Map | Website |
| Dame Allan's Schools | NEWCASTLE-UPON-TYNE Northumberland, NE4 9YJ | Map | Website |
| Dean Close School | CHELTENHAM Gloucestershire, GL51 6HE | Map | Website |
| Denstone College | UTTOXETER Staffordshire, ST14 5HN | Map | Website |
| Durham Cathedral Schools Foundation | DURHAM Co. Durham, DH1 4SZ | Map | Website |
| Farleigh School | ANDOVER Hampshire, SP11 7PW | Map | Website |
| Finborough School | STOWMARKET Suffolk, IP14 3EF | Map | Website |
| Hall Cross Academy | DONCASTER Yorkshire, DN1 2HY | Map | Website |
| Harrogate Grammar School | HARROGATE Yorkshire, HG2 0DZ | Map | Website |
| Hartlepool Sixth Form College | CLEVELAND Co. Durham, TS25 5PF | Map | Website |
| Heathfield School (Rishworth Juniors) | RISHWORTH Yorkshire, HX6 4QF | Map | Website |
| Hill House School | DONCASTER Yorkshire, DN9 3GG | Map | Website |
| Hornsea School and Language College | HORNSEA Yorkshire, HU18 1DW | Map | Website |
| Hymers College | HULL Yorkshire, HU3 1LW | Map | Website |
| Ipswich School | IPSWICH Suffolk, IP1 3SG | Map | Website |
| King Edward's School, Birmingham | BIRMINGHAM West Midlands, B15 2UA | Map | Website |
| Manchester High School for Girls | MANCHESTER Lancashire, M14 6HS | Map | Website |
| Merchiston Castle School | EDINBURGH Midlothian, EH13 0PU | Map | Website |
| Mount St Mary's College | SHEFFIELD Derbyshire, S21 3YL | Map | Website |
| Mowden Hall School | STOCKSFIELD Northumberland, NE43 7TP | Map | Website |
| Newcastle School for Boys | NEWCASTLE-UPON-TYNE Tyne and Wear, NE3 1NH | Map | Website |
| Norwich School | NORWICH Norfolk, NR1 4DD | Map | Website |
| Oakham School | OAKHAM Leicestershire, LE15 6DT | Map | Website |
| Orwell Park School | IPSWICH Suffolk, IP10 0ER | Map | Website |
| Pocklington School | YORK Yorkshire, YO42 2NJ | Map | Website |
| QEGS Wakefield | WAKEFIELD Yorkshire, WF1 3QX | Map | Website |
| Queen Ethelburga's | YORK Yorkshire, YO26 9SS | Map | Website |
| Queen Margaret's School | YORK Yorkshire, YO19 6EU | Map | Website |
| Queen Mary's School | THIRSK Yorkshire, YO7 3BZ | Map | Website |
| Radley College | ABINGDON Oxfordshire, OX14 2HR | Map | Website |
| Red House School | STOCKTON-ON-TEES, CLEVELAND Co. Durham, TS20 1DX | Map | Website |
| Repton School | DERBY Derbyshire, DE65 6FH | Map | Website |
| RGS, Newcastle | NEWCASTLE-UPON-TYNE Northumberland, NE2 4DX | Map | Website |
| Ripon Grammar School | RIPON Yorkshire, HG4 2DG | Map | Website |
| Rishworth School | SOWERBY BRIDGE Yorkshire, HX6 4QA | Map | Website |
| Rodillian Academy | WAKEFIELD Yorkshire, WF3 3PS | Map | Website |
| Rougemont School | NEWPORT South Wales, NP20 6QB | Map | Website |
| Ryedale School | HELMSLEY Yorkshire, YO62 7SL | Map | Website |
| Scarborough College | SCARBOROUGH Yorkshire, YO11 3BA | Map | Website |
| Scarborough Sixth Form College | SCARBOROUGH Yorkshire, YO12 5LF | Map | Website |
| Scarisbrick Hall School | ORMSKIRK Lancashire, L40 9RQ | Map | Website |
| Sedbergh School | SEDBERGH Cumbria, LA10 5HG | Map | Website |
| Sevenoaks School | SEVENOAKS Kent, TN13 1HU | Map | Website |
| Silcoates School | WAKEFIELD Yorkshire, WF2 0PD | Map | Website |
| Solihull School | SOLIHULL West Midlands, B91 3DJ | Map | Website |
| Spratton Hall School | NORTHAMPTON Northamptonshire, NN6 8HP | Map | Website |
| St Edward's School, Oxford | OXFORD Oxfordshire, OX2 7NN | Map | Website |
| St George's Weybridge | ADDLESTONE Surrey, KT15 2QS | Map | Website |
| St Lawrence College | RAMSGATE Kent, CT11 7AE | Map | Website |
| St Peter's School, York | YORK Yorkshire, YO30 6AB | Map | Website |
| Stockport Grammar School | STOCKPORT Cheshire, SK2 7AF | Map | Website |
| Surbiton High School | KINGSTON-UPON-THAMES Surrey, KT1 2JT | Map | Website |
| Terrington Hall School | TERRINGTON Yorkshire, YO60 6PR | Map | Website |
| The Forty Club | RAMSGATE Kent, CT12 4AJ | tbc | Website |
| The Grammar School at Leeds | LEEDS Yorkshire, LS17 9NA | Map | Website |
| The Harrodian School | LONDON Middlesex, SW13 9QN | Map | Website |
| The King's High School, Pontefract | PONTEFRACT Yorkshire, WF8 4JF | Map | Website |
| The Manchester Grammar School | MANCHESTER Lancashire, M13 0XT | Map | Website |
| The Mount School | YORK Yorkshire, YO24 4DD | Map | Website |
| The Read School | SELBY Yorkshire, YO8 8NL | Map | Website |
| Tranby | HULL Humberside, HU10 7EH | Map | Website |
| Trent College | NOTTINGHAM Nottinghamshire, NG10 4AD | Map | Website |
| Whitgift School | SOUTH CROYDON Surrey, CR2 6YT | Map | Website |
| Woodhouse Grove School | BRADFORD Yorkshire, BD10 0NR | Map | Website |
| Worksop College | WORKSOP Nottinghamshire, S80 3AP | Map | Website |
| Wycliffe College | STONEHOUSE Gloucestershire, GL10 2JQ | Map | Website |
| Yarm School | STOCKTON-ON-TEES Co. Durham, TS15 9EJ | Map | Website |
| Ysgol Calon Cymru | POWYS Wales, | tbc | Website |
