| Abingdon School | ABINGDON Oxfordshire, OX14 1DE | Map | Website |
| Alleyn's School | DULWICH Surrey, SE22 8SU | Map | Website |
| Ardvreck School | CRIEFF Perthshire, PH7 4EX | Map | Website |
| Bedford School | BEDFORD Bedfordshire, MK40 2TU | Map | Website |
| Bekker High School | MAGALIESBURG Gauteng, 1791 | Map | Website |
| Belhaven Hill School | DUNBAR East Lothian, EH42 1NN | Map | Website |
| Bell Baxter High School | CUPAR Fife, KY15 4HY | Map | Website |
| Bishops Diocesan College | CAPE TOWN Western Cape, | Map | Website |
| Boroughmuir RFC | EDINBURGH Scotland, EH14 1XN | Map | Website |
| Bournemouth Collegiate School (BCS) | BOURNEMOUTH Dorset, BH5 2DY | Map | Website |
| Brynteg School | BRIDGEND Glamorgan, CF31 3ER | Map | Website |
| Cargilfield School | EDINBURGH Midlothian, EH4 6HU | Map | Website |
| Clifton Hall School | EDINBURGH Midlothian, EH28 8LQ | Map | Website |
| Craigclowan School | PERTH Perthshire, PH2 8PS | Map | Website |
| Culford School | BURY ST EDMUNDS Suffolk, IP28 6TX | Map | Website |
| Denstone College | UTTOXETER Staffordshire, ST14 5HN | Map | Website |
| Dollar Academy | DOLLAR Scotland, FK14 7DU | Map | Website |
| Dulwich College | LONDON Surrey, SE21 7LD | Map | Website |
| Dunbar Grammar School | DUNBAR East Lothian, EH42 1NJ | Map | Website |
| Earlston High School | EARLSTON Berwickshire, TD4 6HF | Map | Website |
| Epsom College | EPSOM Surrey, KT17 4JQ | Map | Website |
| ESMS Erskine Stewart's Melville Schools | EDINBURGH Midlothian, EH4 3EZ | Map | Website |
| Fettes College | EDINBURGH Midlothian, EH4 1QX | Map | Website |
| Friends' School, Co Antrim | LISBURN Co. Antrim, BT28 3BH | Map | Website |
| Galashiels Academy | GALASHIELS Selkirkshire, TD1 3HU | Map | Website |
| George Heriot's School | EDINBURGH Midlothian, EH3 9EQ | Map | Website |
| George Watson's College | EDINBURGH Midlothian, EH10 5EG | Map | Website |
| Glenalmond College | PERTH Perthshire, PH1 3RY | Map | Website |
| Harris Academy | DUNDEE Angus (Forfashire), DD2 1NL | Map | Website |
| Harrogate Grammar School | HARROGATE Yorkshire, HG2 0DZ | Map | Website |
| Hawick High School | HAWICK Roxburghshire, TD9 0EG | Map | Website |
| High School of Dundee | DUNDEE Scotland, DD1 1HU | Map | Website |
| Hurstpierpoint College | HASSOCKS Sussex, BN6 9JS | Map | Website |
| Hutchesons' Grammar School | GLASGOW Lanarkshire, G41 4NW | Map | Website |
| John Fisher School | PURLEY Surrey, CR8 3YP | Map | Website |
| Kelso High School | KELSO Selkirkshire, TD5 7EG | Map | Website |
| Kirkbie Kendal School | KENDAL Cumbria, LA9 7EQ | Map | Website |
| Langley School | NORWICH Norfolk, NR14 6BJ | Map | Website |
| Lasswade High School | BONNYRIGG Midlothian, EH19 2LA | Map | Website |
| Leicester Grammar School | LEICESTER Leicestershire, LE8 9FL | Map | Website |
| Leith Academy | EDINBURGH Midlothian, EH6 8JQ | Map | Website |
| Levenmouth Academy | BUCKHAVEN Fife, KY8 1EA | Map | Website |
| Lomond School | HELENSBURGH Argyll, G84 9JX | Map | Website |
| Lord Wandsworth College | HOOK Hampshire, RG29 1TB | Map | Website |
| Loretto Junior School | MUSSELBURGH Midlothian, EH21 6JA | Map | Website |
| Loretto School | MUSSELBURGH Midlothian, EH21 7RE | Map | Website |
| Marylebone Cricket Club (MCC) | LONDON Greater London, NW8 8QN | Map | Website |
| Millfield School | STREET Somerset, BA16 0YD | Map | Website |
| Morrison's Academy | CRIEFF Perthshire, PH7 3AN | Map | Website |
| Newcastle School for Boys | NEWCASTLE-UPON-TYNE Tyne and Wear, NE3 1NH | Map | Website |
| North Berwick High School | NORTH BERWICK East Lothian, EH39 4QS | Map | Website |
| Peebles High School | PEEBLES Selkirkshire, EH45 9HB | Map | Website |
| Portobello High School | EDINBURGH Midlothian, EH15 1NF | Map | Website |
| Queen Elizabeth Grammar School (QEGS), Wakefield | WAKEFIELD Yorkshire, WF1 3QX | Map | Website |
| Reed's School | COBHAM Surrey, KT11 2ES | Map | Website |
| Repton School | DERBY Derbyshire, DE65 6FH | Map | Website |
| RGS, Newcastle | NEWCASTLE-UPON-TYNE Northumberland, NE2 4DX | Map | Website |
| Robert Gordon's College | ABERDEEN Aberdeenshire, AB10 1FE | Map | Website |
| Rossall School | FLEETWOOD Lancashire, FY7 8JW | Map | Website |
| Sedbergh Prep School | KIRKBY LONSDALE Cumbria, LA6 2SG | Map | Website |
| Sedbergh School | SEDBERGH Cumbria, LA10 5HG | Map | Website |
| Selkirk High School | SELKIRK Selkirkshire, TD7 4EW | Map | Website |
| Shiplake College | HENLEY-ON-THAMES Oxfordshire, RG9 4BW | Map | Website |
| Somerset College | SOMERSET WEST Western Cape, 7130 | Map | Website |
| St Aloysius' College | GLASGOW Lanarkshire, G3 6RJ | Map | Website |
| St Joseph's College, Ipswich | IPSWICH Suffolk, IP2 9DR | Map | Website |
| St Leonards School | ST ANDREWS Fife, KY16 9QJ | Map | Website |
| St Mary's College | DUBLIN Co. Dublin, | Map | Website |
| St Mary's School, Melrose | MELROSE Scotland, TD6 9LN | Map | Website |
| St Paul's School | LONDON Middlesex, SW13 9JT | Map | Website |
| St Peter's School, York | YORK Yorkshire, YO30 6AB | Map | Website |
| Strathallan School | PERTH Perthshire, PH2 9EG | Map | Website |
| The Compass School | HADDINGTON East Lothian, EH41 3RD | Map | Website |
| The Downs Malvern | COLWALL Worcestershire, WR13 6EY | Map | Website |
| The Edinburgh Academy | EDINBURGH Midlothian, EH3 5BL | Map | Website |
| The Forty Club | RAMSGATE Kent, CT12 4AJ | tbc | Website |
| The Grammar School at Leeds | LEEDS Yorkshire, LS17 9NA | Map | Website |
| The High School of Glasgow | GLASGOW Lanarkshire, G13 1PL | Map | Website |
| The Manchester Grammar School | MANCHESTER Lancashire, M13 0XT | Map | Website |
| The Royal High School, Edinburgh | EDINBURGH Midlothian, EH4 6JP | Map | Website |
| Thomas's, Clapham | LONDON Surrey, SW11 6JZ | Map | Website |
| Truro School | TRURO Cornwall, TR1 1TH | Map | Website |
| Whitchurch High School | CARDIFF Glamorgan, CF14 2XJ | Map | Website |
| Woodhouse Grove School | BRADFORD Yorkshire, BD10 0NR | Map | Website |
| Worth School | CRAWLEY Sussex, RH10 4SD | Map | Website |
