Post Office – Lockerbie – Opening Hours & Branch Details Post Office is situated on Margarets, approximately a 0.26 mile driving distance west of the centre of Lockerbie (by Lockerbie Station). This branch is an added feature to the districts of Dunnabie, Lockerbie Town Centre, Hightae, Templand, Dalton, Lochmaben and Norwood. If you plan to visit today (Friday), it is open 6:00 am to 5:30 pm. On this page you will find all the significant information about Post Office Lockerbie, including the hours of business, address details and customer experience.