The Carmarthenshire branch of CAMRA covers the geographical area of Carmarthenshire / Sir Gaerfyrddin plus an area around the Teifi Valley in South West Wales.
The branch was formed in 1994 due to a donation from Rory Gowland and the Swansea branch CAMRA of £120. The original members came from Carmarthen, Llandeilo and students from Trinity College, Carmarthen. The first chairman being Nick Day of Llandeilo.