Cyngor Bwrdeistref Sirol Conwy a Chyngor Sir DdinbychCyngor Bwrdeistref Sirol Pen-y-bont ar Ogwr a Chyngor Bro MorgannwgCyngor Bwrdeistref Sirol Torfaen a Chyngor Bwrdeistref Sirol Blaenau Gwent
Conwy County Borough Council & Denbighshire County CouncilBridgend County Borough Council & The Vale of Glamorgan CouncilTorfaen County Borough Council & Blaenau Gwent County Borough Council