Post Office – Isle Of Gigha, Gigha (Isle Of) – Opening Hours & Branch Details Visit your local Post Office branch on Gigha (Isle Of), about a 0.46 mile distance east from the centre of Isle Of Gigha (a few minutes walk from Gigha Golf Club). The branch essentially serves the patrons in the districts of Killean, Ballochroy, Ronachan, Ardminish, Arnicle, Rhunahaorine, Clachan and Tayinloan. It’s open from 9:30 am to 12:00 pm today (Friday). Please see this page for the specifics on Post Office Isle Of Gigha, Gigha (Isle Of), including the hours of opening, address, telephone number and more info.