Cities in Rhondda Cynon Taf, United Kingdom ( 17 )
- Rhondda ( 59,450 )
- Aberdare ( 32,756 )
- Pontypridd ( 30,420 )
- Llantrisant ( 11,001 )
- Tonyrefail ( 9,018 )
- Beddau ( 8,134 )
- Treorchy ( 8,105 )
- Ferndale ( 7,947 )
- Mountain Ash ( 7,039 )
- Pontyclun ( 5,794 )
- Llanharan ( 5,755 )
- Pentre ( 5,424 )
- Cwmbach ( 4,330 )
- Llantwit Fardre ( 3,992 )
- Tonypandy ( 3,495 )
- Llanharry ( 2,550 )
- Gilfach Goch ( 2,532 )