Post Office – Isle Of Islay, Port Charlotte – Opening Hours & Branch Details Post Office is easily reached on Main Street, a 7.91 mile driving distance west from the centre of Isle Of Islay (a few minutes walk from Port Charlotte Primary School). The branch is a significant addition to the areas of Port Charlotte, Aruadh, West End, Bolsay, Kilchoman, Kilchiaran and Bruichladdich. Today’s (Friday) hours of business are 9:00 am until 5:30 pm. Refer to this page for the specifics on Post Office Isle Of Islay, Port Charlotte, including the hours of operation, address description, telephone number and more beneficial information.