Post Office – Omagh, Aghyaran – Opening Hours & Branch Details Post Office is easily accessible at 11 Church Road, a 16.82 mile distance west from the centre of Omagh. The branch serves patrons primarily from the neighborhoods of Ardaever, Magherakeel, Carracoghan, Aghyarin, Trienamongan, Speerholme, Gortnagross and Mullanabreen. The entire day (Friday) it’s closed. Operating hours, address or customer experience for Post Office Omagh, Aghyaran can be found on this page.