Telephone Exchange
Telephone Exchanges located in the area controlled by Rhondda Cynon Taf County Borough Council
Abercynon
Aberdare
Ferndale
Hirwaun
Llantrisant
Mountain Ash
Newtown Llantwit
Pontypridd
Porth
Taffs Well
Tonypandy
Tonyrefail
Treforest
Treorchy
Ynysybwl