| Abbot's Hill | HEMEL HEMPSTEAD Hertfordshire, HP3 8RP | Map | Website |
| Altrincham Grammar School for Boys | ALTRINCHAM Cheshire, WA14 2RS | Map | Website |
| Ashby Grammar School | ASHBY DE LA ZOUCH Leicestershire, LE65 1DT | Map | Website |
| Bede's School | HAILSHAM Sussex, BN27 3QH | Map | Website |
| Bedford Modern School | BEDFORD Bedfordshire, MK41 7NT | Map | Website |
| Bedford School | BEDFORD Bedfordshire, MK40 2TU | Map | Website |
| Berkhamsted School | BERKHAMSTED Hertfordshire, HP4 2BB | Map | Website |
| Bloxham School | BANBURY Oxfordshire, OX15 4PE | Map | Website |
| Bromsgrove School | BROMSGROVE Worcestershire, B61 7DU | Map | Website |
| Brooke House College | MARKET HARBOROUGH Leicestershire, LE16 7AU | Map | Website |
| Campion School, Essex | HORNCHURCH Essex, RM11 3BX | Map | Website |
| Culford School | BURY ST EDMUNDS Suffolk, IP28 6TX | Map | Website |
| Denstone College | UTTOXETER Staffordshire, ST14 5HN | Map | Website |
| Framlingham College | WOODBRIDGE Suffolk, IP13 9EY | Map | Website |
| Gresham's School | HOLT Norfolk, NR25 6EA | Map | Website |
| Haileybury | HERTFORD Hertfordshire, SG13 7NU | Map | Website |
| Hampton School | HAMPTON Middlesex, TW12 3HD | Map | Website |
| Hurstpierpoint College | HASSOCKS Sussex, BN6 9JS | Map | Website |
| Hymers College | HULL Yorkshire, HU3 1LW | Map | Website |
| Ipswich School | IPSWICH Suffolk, IP1 3SG | Map | Website |
| Kimbolton School | HUNTINGDON Cambridgeshire, PE28 0EA | Map | Website |
| King's Ely | ELY Cambridgeshire, CB7 4DB | Map | Website |
| Leicester Grammar School | LEICESTER Leicestershire, LE8 9FL | Map | Website |
| Loughborough Amherst School | LOUGHBOROUGH Leicestershire, LE11 2DZ | Map | Website |
| Loughborough Grammar School | LOUGHBOROUGH Leicestershire, LE11 2DU | Map | Website |
| Loughborough High School | LOUGHBOROUGH Leicestershire, LE11 2DU | Map | Website |
| Lutterworth High School | LUTTERWORTH Leicestershire, LE17 4QH | Map | Website |
| Maidwell Hall | NORTHAMPTON Northamptonshire, NN6 9JG | Map | Website |
| Maidwell Primary School | Kettering Northamptonshire, NN6 9JF | tbc | tbc |
| Marlborough College | MARLBOROUGH Wiltshire, SN8 1PA | Map | Website |
| Mill Hill & Belmont Schools | LONDON Middlesex, NW7 1QS | Map | Website |
| Moreton Hall | OSWESTRY Shropshire, SY11 3EW | Map | Website |
| Mount St Mary's College | SHEFFIELD Derbyshire, S21 3YL | Map | Website |
| Nottingham High School | NOTTINGHAM Nottinghamshire, NG7 4ED | Map | Website |
| Oakham School | OAKHAM Leicestershire, LE15 6DT | Map | Website |
| Oundle School | PETERBOROUGH Northamptonshire, PE8 4GH | Map | Website |
| Plymouth College | PLYMOUTH Devon, PL4 6RN | Map | Website |
| Ratcliffe College | LEICESTER Leicestershire, LE7 4SG | Map | Website |
| Repton School | DERBY Derbyshire, DE65 6FH | Map | Website |
| RGS, Newcastle | NEWCASTLE-UPON-TYNE Northumberland, NE2 4DX | Map | Website |
| Rodillian Academy | WAKEFIELD Yorkshire, WF3 3PS | Map | Website |
| Rossall School | FLEETWOOD Lancashire, FY7 8JW | Map | Website |
| Rugby School | RUGBY Warwickshire, CV22 5EH | Map | Website |
| Sedbergh School | SEDBERGH Cumbria, LA10 5HG | Map | Website |
| Shrewsbury School | SHREWSBURY Shropshire, SY3 7BA | Map | Website |
| Sir Joseph Williamson's Mathematical School | ROCHESTER Kent, ME1 3EL | Map | Website |
| Solihull School | SOLIHULL West Midlands, B91 3DJ | Map | Website |
| Spalding Grammar School | SPALDING Lincolnshire, PE11 2XH | Map | Website |
| St Albans School | ST ALBANS Hertfordshire, AL3 4HB | Map | Website |
| St Edward's School, Oxford | OXFORD Oxfordshire, OX2 7NN | Map | Website |
| Stamford | STAMFORD Lincolnshire, PE9 2BS | Map | Website |
| Stamford High School for Girls | STAMFORD Lincolnshire, PE9 2LL | Map | Website |
| Stowe School | BUCKINGHAM Buckinghamshire, MK18 5EH | Map | Website |
| The King's High School for Girls | WARWICK Warwickshire, CV34 6YE | Map | Website |
| The King's School, Macclesfield | MACCLESFIELD Cheshire, SK10 1DA | Map | Website |
| The Leys School | CAMBRIDGE Cambridgeshire, CB2 7AD | Map | Website |
| The Manchester Grammar School | MANCHESTER Lancashire, M13 0XT | Map | Website |
| The Perse School | CAMBRIDGE Cambridgeshire, CB2 8QF | Map | Website |
| The Peterborough School | PETERBOROUGH Cambridgeshire, PE3 6AP | Map | Website |
| The Queen's School, Chester | CHESTER Cheshire, CH1 2NN | Map | Website |
| Trent College | NOTTINGHAM Nottinghamshire, NG10 4AD | Map | Website |
| Tudor Hall School | BANBURY Oxfordshire, OX16 9UR | Map | Website |
| Uppingham Community College | UPPINGHAM Rutland, LE15 9TJ | Map | Website |
| Warwick School | WARWICK Warwickshire, CV34 6PP | Map | Website |
| Welbeck DSFC | LOUGHBOROUGH Leicestershire, LE12 8WD | Map | Website |
| Welland Park Academy | MARKET HARBOROUGH Leicestershire, LE16 9DR | Map | Website |
| Wellingborough School | WELLINGBOROUGH Northamptonshire, NN8 2BX | Map | Website |
| Wisbech Grammar School | WISBECH Cambridgeshire, PE13 1JX | Map | Website |
| Witham Hall School | BOURNE Lincolnshire, PE10 0JJ | Map | Website |
| Worksop College | WORKSOP Nottinghamshire, S80 3AP | Map | Website |
| Worth School | CRAWLEY Sussex, RH10 4SD | Map | Website |
