Post Office – Enniskillen, Irvinestown – Opening Hours & Branch Details Post Office can be found in a convenient location at 34 Main Street, about a 8.90 mile distance north of the centre of Enniskillen (nearby St Tighernach’s (Derryvullen North Parish Coi)). This branch is situated in a convenient location for people from Crosby Garrett, Scallen, Croasdale, Irvinestown, Crockrawer, Egremont, Gubbergill and Drumharvey. Working hours today (Friday) are 7:30 am – 10:00 pm. Please review the sections on this page about Post Office Enniskillen, Irvinestown, including the opening times, local map, direct number and additional details.