| School | Address | Town | County | |
|---|---|---|---|---|
| Ysgol Acrefair | Tower View | Wrexham | Select | |
| Ysgol Afon Wen | School Lane | Pontypridd | Select | |
| Ysgol Ardudwy | Ffordd Y Traeth | Gwynedd | Select | |
| Ysgol Awel y Mynydd | Broad Street | Conwy | Conwy | Select |
| Ysgol Babanod Llanfairfechan | Ffordd Y Pentref | Conwy | Select | |
| Ysgol Bae Baglan | Seaway Parade | Port Talbot | Neath Port Talbot (Castell-nedd Porth Talbot) | Select |
| Ysgol Baladeulyn | Nantlle | Gwynedd | Select | |
| Ysgol Beca | Efailwen | Sir Gaerfyrddin | Select | |
| Ysgol Betws Gwerful Goch | Betws Gwerfil Goch | Denbighshire | Select | |
| Ysgol Betws-y-Coed | Bro Gethun | Conwy | Select |