B Bridgend Bridgend Industrial Estate C Cardiff Carmarthenshire Ceredigion Conwy F Flintshire G Gwersyllt Gwynedd K Kenfig Hill M Merthyr Tydfil Monmouthshire Morriston N Neath Port Talbot Newport P Pembrokeshire Penley Pontycymer Powys R Rhondda Cynon Taff Rhosllanerchrugog Risca S Swansea T Torfaen W Waunarlwydd Wrexham