| School | Address | Town | County | |
|---|---|---|---|---|
| Ysgol Hendrefelin | Heol Hendre | Neath | Select | |
| Ysgol Henry Richard School | Lampeter Rd | Tregaron | Ceredigion | Select |
| Ysgol Heulfan | Sunny View | Wrexham | Select | |
| Ysgol Hiraddug | Thomas Avenue | Denbighshire | Select | |
| Ysgol Hooson | Heol Caradoc | Wrexham | Select | |
| Ysgol Ifor Bach | Windsor Way | Caerphilly | Select | |
| Ysgol Iolo Morganwg | Broadway | Y Bont-Faen | Select | |
| Ysgol John Bright | Maesdu Road | Llandudno | Select | |
| Ysgol Llan-y-pwll | Borras Park Road | Wrexham | Select | |
| Ysgol Llanarmon Dyffryn Ceiriog | Llanarmon Dyffryn | Nr Llangollen | Select |