Post Office – Lochboisdale, Eriskay – Opening Hours & Branch Details Post Office is located in a good spot on Eriskay, approximately 4.67 miles south of the centre of Lochboisdale (near Eriskay). The branch is an important addition to the locales of Mallaig, Ardvasar, Inverie, Calligarry, Taobh A’ Chaolais, Armadale, Airor and Aird of Sleat. 9:00 am – 1:00 pm are its opening times for today (Friday). This page will give you all the information you need on Post Office Lochboisdale, Eriskay, including the operating hours, location description, customer experience and more info.