Post Office – Glencaple – Opening Hours & Branch Details You will find Post Office situated at a convenient position on Barbour Memorial Hall, a 0.04 mile driving distance south-west from the centre of Glencaple (nearby Caerlaverock Primary). This branch serves people from the locales of Dumfries, Collin, Kelton, Kingholm Quay, Glencaple Town Centre and Racks. It will be closed the whole day (Friday). On this page you can find all the information about Post Office Glencaple, including the working times, branch address info and email info.