Post Office – Grantown On Spey – Opening Hours & Branch Details Post Office occupies a location at 17 High Street, a 0.02 mile distance east from the centre of Grantown On Spey (near to Grantown-On-Spey and Grantown-On-Spey Golf Club). This branch is properly situated to serve customers from the areas of Drumuillie, Achnahannet, Grantown-On-Spey, Cromdale, Upper Derraid, Skye of Curr and Glenbeg. It is open today (Friday) from 9:00 am until 5:30 pm. Here you will see the business hours, address description and phone details for Post Office Grantown On Spey.