Post Office – Dunkeld, Birnam – Opening Hours & Branch Details Post Office is easy to get to on Perth Road, approximately a 0.77 mile distance south-east from the centre of Dunkeld (nearby Dunkeld & Birnam Station). The branch is an important addition to the districts of Dunkeld Town Centre, Birnam, The Hermitage, Little Dunkeld, Balhomish and Dunkeld & Birnam. Doors are open today (Friday) from 8:00 am to 5:30 pm, for those who’d like to drop in. This page will give you all the information you need on Post Office Dunkeld, Birnam, including the business hours, local map, customer rating and more info.