Argos – Carmarthen – Opening Hours & Store Details Argos is directly in Merlin’s Walk Shopping Centre on Greyfriars, about a 0.18 mile distance south-east from the centre of Carmarthen (nearby Carmarthen Park and New Market Hall). The store is delighted to provide service to people within the locales of Carmarthen Bridge Junction, Carmarthen Junction, Carmarthen Town Centre, Pensarn, Llangynnwr, Johnstown and Ffynnon-Ddrain. Here, on this page, you may find more information about Argos Carmarthen, including the operating times, place of business info or email info.