| Aldwickbury School | HARPENDEN Hertfordshire, AL5 1AD | Map | Website |
| Barnardiston Hall Preparatory School | HAVERHILL Suffolk, CB9 7TG | Map | Website |
| Beechwood Park School | ST ALBANS Hertfordshire, AL3 8AW | Map | Website |
| Berkhamsted School | BERKHAMSTED Hertfordshire, HP4 2BB | Map | Website |
| Charlotte House Preparatory School for Girls | RICKMANSWORTH Hertfordshire, WD3 4DU | Map | Website |
| Chesham Preparatory School | CHESHAM Buckinghamshire, HP5 3QF | Map | Website |
| Duncombe School | HERTFORD Hertfordshire, SG14 3JA | Map | Website |
| Edge Grove | ALDENHAM VILLAGE Hertfordshire, WD25 8NL | Map | Website |
| Foremarke Hall Repton Preparatory School | MILTON Derbyshire, DE65 6EJ | Map | Website |
| Gayhurst School | GERRARDS CROSS Buckinghamshire, SL9 8RJ | Map | Website |
| Hall Grove School | BAGSHOT Surrey, GU19 5HZ | Map | Website |
| Hampton Prep School | HAMPTON Middlesex, TW12 2LP | Map | Website |
| Heath Mount School | HERTFORD Hertfordshire, SG14 3NG | Map | Website |
| Heatherton | AMERSHAM Buckinghamshire, HP6 5QB | Map | Website |
| Immanuel College | BUSHEY Hertfordshire, WD23 4EB | Map | Website |
| Keble Prep | LONDON Middlesex, N21 1BG | Map | Website |
| Kingshott Preparatory School | HITCHIN Hertfordshire, SG4 7JX | Map | Website |
| Lochinver House School | POTTERS BAR Hertfordshire, EN6 1LW | Map | Website |
| Lockers Park School | HEMEL HEMPSTEAD Hertfordshire, HP1 1TL | Map | Website |
| Loyola Preparatory School | BUCKHURST HILL Essex, IG9 5NH | Map | Website |
| Manor Lodge School | SHENLEY Hertfordshire, WD7 9BG | Map | Website |
| Merchant Taylors' School, Northwood | NORTHWOOD Middlesex, HA6 2HT | Map | Website |
| Orley Farm School | HARROW-ON-THE-HILL Middlesex, HA1 3NU | Map | Website |
| Pipers Corner School | HIGH WYCOMBE Buckinghamshire, HP15 6LP | Map | Website |
| Quainton Hall Preparatory | HARROW Middlesex, HA1 1RX | Map | Website |
| Radlett Preparatory School | RADLETT Hertfordshire, WD7 7LY | Map | Website |
| Ravenscourt Park Preparatory School | LONDON Middlesex, W6 0SL | Map | Website |
| St Albans High School for Girls | ST ALBANS Hertfordshire, AL1 3SJ | Map | Website |
| St Columba's College | ST ALBANS Hertfordshire, AL3 4AW | Map | Website |
| St Faith's School | CAMBRIDGE Cambridgeshire, CB2 8AG | Map | Website |
| St Hilda's School | BUSHEY Hertfordshire, WD23 3DA | Map | Website |
| St John's School, Northwood | NORTHWOOD Middlesex, HA6 3QY | Map | Website |
| St Martin's School, Northwood | NORTHWOOD Middlesex, HA6 2DJ | Map | Website |
| St Michael's School, Kent | OTFORD Kent, TN14 5RY | Map | Website |
| St Piran's School | MAIDENHEAD Berkshire, SL6 7LZ | Map | Website |
| Stephen Perse Foundation | CAMBRIDGE Cambridgeshire, CB2 1HF | Map | Website |
| Stormont School | POTTERS BAR Hertfordshire, EN6 5HA | Map | Website |
| The Hall | LONDON Middlesex, NW3 4NU | Map | Website |
| York House School | RICKMANSWORTH Hertfordshire, WD3 4LW | Map | Website |
