| School | Address | Town | County | |
|---|---|---|---|---|
| Ysgol Llys Hywel | Stryd Y Farchnad | Caerfyrddin | Select | |
| Ysgol Llywelyn | Trellewelyn Road | Denbighshire | Select | |
| Ysgol Maenofferen | Blaenau Ffestiniog | Gwynedd | Select | |
| Ysgol Maes Garmon | Stryd Conwy | Sir Y Fflint | Select | |
| Ysgol Maes Hyfryd | Fifth Avenue | Flint | Flintshire (Sir y Fflint) | Select |
| Ysgol Maes Owen | Morfa Avenue | Rhyl | Select | |
| Ysgol Maes Y Coed | Heol Hendre | Neath | Select | |
| Ysgol Maes Y Mynydd | Pentredwr | Wrexham | Clwyd | Select |
| Ysgol Maes-Y-Dderwen | Tudor Street | Swansea | Select | |
| Ysgol Maes-Y-Felin | Pen Y Maes Road | Flintshire | Flintshire (Sir y Fflint) | Select |