Post Office – Llandeilo, Llansawel Mobile Service – Opening Hours & Branch Details Post Office is set on Village Hall Car Park, about 8.60 miles north of the centre of Llandeilo. This branch is situated in a convenient location to serve the patrons of Edwinsford, Glan Honddu, Llansawel, Pencader, Bronllys, Michaelchurch Escley, Dolgarreg and Goodwick. Unfortunately, it is closed the whole day (Friday). On this page, you can find opening hours, location particulars, contact number and further information about Post Office Llandeilo, Llansawel Mobile Service.