Counties Carlow and Wexford Black Rock Mountain () Blackstairs Mountain () Croaghaun () Mount Leinster () Brandon Hill () – County Kilkenny Carn Clonhugh also known as Corn Hill – County Longford Cooley Mountains – County Louth Clermont Carn Slieve Foy () Coppanagh – County Kilkenny Croghan Hill () – County Offaly Dalkey Hill () – County Dun Laoghaire-Rathdown (old County Dublin) Faughan Hill – County Meath Hill of Allen () – County Kildare Hill of Ben – County Westmeath Hill of Tara – County Meath Hill of Uisneach () – County Westmeath Hill of Ward – County Meath Killiney Hill () – County Dun Laoghaire-Rathdown (old County Dublin) Knockeyon – County Westmeath Mount Alto – County Kilkenny Mullaghmeen – County Westmeath Naul Hills () Slieveardagh Hills – County Kilkenny Clomantagh Hill Knocknamuck Shielmartin Hill () – County Fingal (old County Dublin) Slieve Bloom Mountains – Counties Laois and Offaly Arderin () Barcam Baunreaghcong () Carroll's Hill Castleconor Farbreague Garraunbaun Ridge of Capard Stillbrook Hill () Wolftrap Mountain Slieveboy () – County Wexford Slieve na Calliagh – County Meath Wicklow Mountains Annagh Hill Camaderry () Camenabologue Carrick Mountain Church Mountain also known as Slieve Gad () Cloghernagh () Conavalla Corrigasleggaun Croghan Mountain Cupidstown Hill () Djouce () Duff Hill () Gravale () Great Sugar Loaf () Keadeen Mountain Kilmashogue Kippure () Larch Hill Little Sugar Loaf also known as Giltspur Mountain () Lobawn Luggala also known as Fancy Mountain Lugnaquilla () Maulin Montpelier Hill () Mullacor Mullaghcleevaun () Seefingan Slievemaan () Sugarloaf (West Wicklow) Table Mountain Tibradden Mountain () Tonelagee () Two Rock () and Three Rock () Ulster Antrim Hills* – County Antrim Slemish Tievebulliagh Antrim Plateau* – County Londonderry Binevenagh Donald's Hill Belfast Hills* – County Antrim Black Mountain Cavehill Divis Lisburn* – County Antrim White Mountain Belmore Mountain* – County Fermanagh Bluestack Mountains also known as Croaghgorms – County Donegal Croaghgorm Cuilcagh* and Benaughlin* – Counties Fermanagh and Cavan Derryveagh Mountains – County Donegal Aghla Beg Aghla More Ardloughnabrackbaddy Crocknalaragagh Errigal Mackoght Muckish Inishowen Slieve Snaght Loughermore* – County Londonderry Mourne Mountains* – County Down Slieve Bearnagh Slieve Binnian Slieve Commedagh Slieve Donard () Slieve Muck Ben Crom Ouley Hill* – County Down Slieve Beagh* – Counties Fermanagh, Tyrone, Monaghan Slieve Croob* – County Down Slieve Gullion* – County Armagh Sliabh gCuircin* Camlough Mountain () – County Armagh Slieve Rushen* – Counties Fermanagh and Cavan Southwest Donegal