Post Office – Limavady, Coolessan – Opening Hours & Branch Details Post Office occupies a prominent site at 68 Coolessan Walk, approximately a 0.88 mile driving distance south of the centre of Limavady (near St Mary’s Secondary School Playing Pitches and Limavady Grammar School). The branch is a great addition to the local businesses of Carran, Enagh, Deer Park, Coolessan, Drumrane, Mullagh, Limavady Town Centre and Bovally. Today (Friday), its open hours are 7:00 am until 11:00 pm. Please see this page for more information regarding Post Office Limavady, Coolessan, including the hours of business, place of business info or email address.