North Wales Corporate Joint Committee (principal councils for Gwynedd, Denbighshire, Ynys Môn, Wrexham, Conwy, Flintshire and Eryri national park authority)
Cydbwyllgor Corfforedig Gogledd Cymru (prif gynghorau Gwynedd, Sir Ddinbych, Ynys Môn, Wrecsam, Conwy, Sir y Fflint ac awdurdod parc cenedlaethol eryri)