Post Office – Newtonmore – Opening Hours & Branch Details Post Office is found on Main Street, approximately a 0.10 mile distance south-east of the centre of Newtonmore (near Balavil Sport Hotel). The branch is pleased to serve customers within the areas of Insh, Newtonmore Town Centre, Laggan, Ruthven, Kingussie, Blargie and Etteridge. Today’s (Friday) opening times are 9:00 am until 5:30 pm. On this page you may find all the information about Post Office Newtonmore, including the operating hours, location details or email address.