| Abingdon School | ABINGDON Oxfordshire, OX14 1DE | Map | Website |
| All Hallows School | SHEPTON MALLET Somerset, BA4 4SF | Map | Website |
| Beechen Cliff School | BATH Somerset, BA2 4RE | Map | Website |
| Blundell's School | TIVERTON Devon, EX16 4DN | Map | Website |
| Bristol Grammar School | BRISTOL Avon, BS8 1SR | Map | Website |
| Bryanston School | BLANDFORD FORUM Dorset, DT11 0PX | Map | Website |
| Bryn Celynnog Comprehensive School | PONTYPRIDD South Wales, CF38 2AE | Map | Website |
| Canford School | WIMBORNE Dorset, BH21 3AD | Map | Website |
| Cathedral School, Llandaff | CARDIFF Glamorgan, CF5 2YH | Map | Website |
| Chard RFC | Somerset, TA20 1RH | tbc | Website |
| Charterhouse | GODALMING Surrey, GU7 2DX | Map | Website |
| Cheltenham College | CHELTENHAM Gloucestershire, GL53 7LD | Map | Website |
| Christ College | BRECON South Wales, LD3 8AF | Map | Website |
| Clifton College | BRISTOL Avon, BS8 3JH | Map | Website |
| Clifton High School | BRISTOL Avon, BS8 3JD | Map | Website |
| Collegiate | BRISTOL Avon, BS16 1BJ | Map | Website |
| Dauntsey's School | DEVIZES Wiltshire, SN10 4HE | Map | Website |
| Dean Close Preparatory School | CHELTENHAM Gloucestershire, GL51 6QS | Map | Website |
| Dean Close School | CHELTENHAM Gloucestershire, GL51 6HE | Map | Website |
| Downside School | BATH Avon, BA3 4RJ | Map | Website |
| Dubai College | DUBAI UAE, | Map | Website |
| Exeter School | EXETER Devon, EX2 4NS | Map | Website |
| Gordon's School | WOKING Surrey, GU24 9PT | Map | Website |
| Grey Court School | RICHMOND Surrey, TW10 7HN | Map | Website |
| Haberdashers' Monmouth School | MONMOUTH Monmouthshire, NP25 3XP | Map | Website |
| Hayesfield Girls School | BATH Avon, BA2 3LA | Map | Website |
| Ivybridge Community College | IVYBRIDGE Devon, PL21 0JA | Map | Website |
| King Edward's School, Bath | BATH Somerset, BA2 6HU | Map | Website |
| King's College, Taunton | TAUNTON Somerset, TA1 3LA | Map | Website |
| King's School Bruton | BRUTON Somerset, BA10 0ED | Map | Website |
| Kingswood Prep School | BATH Avon, BA1 5SJ | Map | Website |
| Kingswood School | BATH Avon, BA1 5RG | Map | Website |
| Malvern College | MALVERN Worcestershire, WR14 3DF | Map | Website |
| Marlborough College | MARLBOROUGH Wiltshire, SN8 1PA | Map | Website |
| Millfield Preparatory School | GLASTONBURY Somerset, BA6 8LD | Map | Website |
| Millfield School | STREET Somerset, BA16 0YD | Map | Website |
| Monkton Combe School | BATH Avon, BA2 7HG | Map | Website |
| Oundle School | PETERBOROUGH Northamptonshire, PE8 4GH | Map | Website |
| Port Regis School | SHAFTESBURY Dorset, SP7 9QA | Map | Website |
| Prior Park College | BATH Avon, BA2 5AH | Map | Website |
| Queen Elizabeth's Hospital (QEH) | BRISTOL Avon, BS8 1JX | Map | Website |
| Redmaids' High School | BRISTOL Avon, BS9 3AW | Map | Website |
| RGS, High Wycombe | HIGH WYCOMBE Buckinghamshire, HP13 6QT | Map | Website |
| Royal High School Bath | BATH Avon, BA1 5SZ | Map | Website |
| Sandroyd | SALISBURY Wiltshire, SP5 5QD | Map | Website |
| Sedbergh School | SEDBERGH Cumbria, LA10 5HG | Map | Website |
| Sherborne School | SHERBORNE Dorset, DT9 3AP | Map | Website |
| Sir Thomas Rich's School | GLOUCESTER Gloucestershire, GL2 0LF | Map | Website |
| St Andrew's College | GRAHAMSTOWN 6139 Eastern Cape, | Map | Website |
| St Mary's Calne | CALNE Wiltshire, SN11 0DF | Map | Website |
| St Paul's School | LONDON Middlesex, SW13 9JT | Map | Website |
| Taunton School | TAUNTON Somerset, TA2 6AD | Map | Website |
| The King's School, Gloucester | GLOUCESTER Gloucestershire, GL1 2BG | Map | Website |
| Warminster School | WARMINSTER Wiltshire, BA12 8PJ | Map | Website |
| Wellington School | WELLINGTON Somerset, TA21 8NT | Map | Website |
| Wells Cathedral School | WELLS Somerset, BA5 2ST | Map | Website |
| Westonbirt School | TETBURY Gloucestershire, GL8 8QG | Map | Website |
| Wycliffe College | STONEHOUSE Gloucestershire, GL10 2JQ | Map | Website |
| Ysgol Gyfun Gymraeg Bro Edern | CARDIFF South Wales, CF23 9DT | Map | Website |
