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, Taff's 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