BLAENAVON
Locality of -10 000 inhabitants
BLAENGWRACH
Locality of -2 000 inhabitants
BLAENHONDDAN
BLAENRHEIDOL
BODEDERN
Locality of -1 500 inhabitants
BODELWYDDAN
Locality of -2 500 inhabitants
BODFARI
BODFFORDD
Locality of -2 000 inhabitants
BODORGAN
Locality of -2 000 inhabitants
BONCATH
BONTNEWYDD
Locality of -1 500 inhabitants
BORTH
Locality of -2 500 inhabitants
BOTWNNOG
Locality of -2 000 inhabitants
BRACKLA
Locality of -15 000 inhabitants
BRAWDY
BRECON
BRIDGEND
BRITHDIR AND LLANFACHRETH
Locality of -1 500 inhabitants
BRITON FERRY
Locality of -10 000 inhabitants
BRO GARMON
BRO MACHNO
BRONINGTON
Locality of -4 000 inhabitants
BRONLLYS
Locality of -1 500 inhabitants
BRONWYDD
BROUGHTON
BROUGHTON AND BRETTON
Locality of -10 000 inhabitants
BRYMBO
Locality of -3 000 inhabitants
BRYN
BRYN-CRUG
Locality of -1 500 inhabitants
BRYNEGLWYS