Post Office – Newry, Silverbridge – Opening Hours & Branch Details Post Office is ideally located at 33 Silverbridge Road, 9.13 miles south-west of the centre of Newry. People can easily get here from Carnally, Silverbridge, Ummeracam (Johnston), Carrigans, Ummeracam (Ball) South, Cashel, Legmoylin and Dorsy. Working times for today (Friday) are 9:00 am – 4:00 pm. This page will supply you with all the information you need on Post Office Newry, Silverbridge, including the business times, address description, customer rating and other info.