Castell-nedd Port Talbot
Contae sa Bhreatain Bheag is ea Castell-nedd Port Talbot. Bhí 141,600 duine ina gcónaí ann sa bhliain 2011.

Bailte
Aberafan
Baglan, Blaendulais, Blaengwrach, Bryn
Castell-nedd, Cilybebyll, Coed-ffranc, Cwmafan, Cwmllynfell
Dyffryn Clydach
Glyn-nedd, Glyncorrwg, Gwauncaegurwen
Llansawel
Margam
Onllwyn
Pelenna, Pontardawe, Port Talbot
Resolfen
Tonna
Y Creunant, Ystalyfera

Contaetha na Breataine Bige
Contae sa Bhreatain Bheag is ea Castell-nedd Port Talbot . Bhí600 duine ina gcónaí ann sa bhliain Bailte Aberafan Baglan , Blaendulais , Blaengwrach , Bryn Castell-nedd , Cilybebyll , Coed-ffranc , Cwmafan , Cwmllynfell Dyffryn Clydach Glyn-nedd , Glyncorrwg , Gwauncaegurwen Llansawel Margam Onllwyn Pelenna , Pontardawe , Port Talbot Resolfen Tonna Y Creunant , Ystalyfera Contaetha na Breataine Bige