This is a list of towns and villages in the principal area of Rhondda Cynon Taf, Wales. Towns are highlighted in bold. A Abernant, Aberaman, Abercwmboi, Abercynon, Aberdare B Beddau, Blaenllechau, Blaencwm, Blaenclydach, Blaenrhondda, Brynna C Church Village, Clydach Vale, Carnetown, Cwmaman, Cwmbach, Cwmdare, Cwmparc, Cwmpennar, Cefnpennar, Caegarw, Cefn Rhigos, Cwm-Hwnt D Dinas Rhondda E Efail Isaf F Ferndale, Fernhill G Glyncoch, Gelli, Groesfaen, Gilfach Goch, Glenboi, Glyntaff H Hirwaun L Llanharan, Llanharry, Llantrisant, Llantwit Fardre, Llwydcoed, Llwynypia, Llanwynno M Maerdy, Miskin, Mountain Ash P Penderyn, Penrhiwceiber, Perthcelyn, Penrhiwfer, Penrhys, Pentre, Penygraig, Pen-y-waun, Pontyclun, Pontygwaith, Pontypridd, Porth, Pontcynon R Rhigos S Stanleytown T Talbot Green, Trealaw, Trebanog, Trecynon, Trehafod, Treherbert, Treorchy, Tonypandy, Tynewydd, Tonyrefail, Tonteg, Ton Pentre, Tylorstown, Taffs Well, Treforest U Upper Boat W Williamstown Wattstown Y Ynysybwl, Ynyshir, Ystrad Sources ŋ:Map of places in Rhondda Cynon Taf compiled from this list See also List of places in Wales Rhondda Cynon Taf