Post Office – Altnamackan, Altnamackin Home Service – Opening Hours & Branch Details Post Office can be found in an ideal place on Blaney Roud, about 0.24 miles south-west from the centre of Altnamackan (by A25 / Blaney Road). The branch is fittingly located for patrons from Altnamackan Town Centre, Blasoor, Cortamlat, Newry, Lurganearly, Tullyvallen, Fane Valley House and County Bridge. Operating hours are from 9:00 am to 9:00 pm today (Friday). This page includes information for Post Office Altnamackan, Altnamackin Home Service, including the branch hours, branch location or direct number.