Armagh Observatory, Armagh
Armagh Planetarium, Armagh
Astronomy Ireland (AI), Dublin
Birr Castle Demesne, Birr
Blackrock Castle Observatory (BCO), Cork
Cork Astronomy Club, Cork
Deise Astronomy Society, Waterford
Discover Science and Engineering (DSE), Dublin
Dublin City University (DCU), Dublin
Dublin Institute for Advanced Studies (DIAS), Dublin
East Antrim Astronomical Society (EAAS), Antrim
Exploration Station, Dublin
Galway Astronomy Club, Galway
Irish Astronomical Association (IAA), Belfast
Irish Astronomical Society (IAS), Dublin
Irish Federation of Astronomical Societies
Irish Light Pollution Awareness Campaign, Dublin
Kerry Astronomy Club, Kerry
National University of Ireland (NUIG), Galway
NightSkyHunter, Maghera
Northern Ireland Space Office (NISO) at Armagh Planetarium
Royal Dublin Society (RDS), Dublin
Shannonside Astronomy Club, Limerick
South Dublin Astronomical Society (SDAS), Dublin
Tullamore Astronomical Society, Tullamore
University College Dublin (UCD), Dublin
University College Cork (UCC), Cork
Trinity College Dublin (TCD), Dublin