Post Office – Carmarthen, Pull In In Front Of Bryn Y Fawr – Opening Hours & Branch Details Post Office occupies an ideal position on Pull In In Front Of Bryn Y Fawr, about a 5.91 mile drive north of the centre of Carmarthen. The branch is situated in a convenient location to serve the people of Cwmduad, Alltwalis, Llanpumsaint, Esgair, Rhydargaeau and Pontarsais. Swing by today (Friday) from 1:00 pm – 3:00 pm. This page will supply you with all the information you need on Post Office Carmarthen, Pull In In Front Of Bryn Y Fawr, including the operating hours, branch address info, customer reviews and more important info.