Post Office – Newry, Rostrevor – Opening Hours & Branch Details Post Office is proud to be situated at 3-7 Bridge Street, about a 7.69 mile distance south-east from the centre of Newry (by Kilbroney Park). This branch essentially serves the patrons in the districts of Newtown, Rosstrevor, Rostrevor, Kilbroney, Rosstrevor Upper, Ballymoney and Levallyclanone. Today (Friday), working hours start at 6:00 am and end at 11:00 pm. Please note the various sections on this page for specifics on Post Office Newry, Rostrevor, including the opening times, address details, direct contact number and additional information.