Post Office – Llanwrda, Llanwrda mobile service – Opening Hours & Branch Details You can visit Post Office on Slip Road Between Village Hall And, approximately a 0.04 mile drive south-west of the centre of Llanwrda (close to Llanwrda Station). The branch is convenient for the people of Llandovery, Myddfai, Llangadog, Cynyll Uchaf, Llansadwrn and Llanwrda Town Centre. Today (Friday), working hours start at 9:00 am and end at 10:30 am. This page will give you all the information you need on Post Office Llanwrda, Llanwrda mobile service, including the opening times, branch address, customer reviews and more info.