All of the searches listed are in repositories in Dublin City where Records Ireland is based.  They include:

National Archives of Ireland, Bishop Street, Dublin 8

National Library of Ireland, Kildare Street, Dublin 2

General Register Office Research Room, 3rd Floor, Block 7, Irish Life Buildings, Abbey Street, Dublin 1

Dublin City Library and Archives, 138-144 Pearse Street, Dublin 2

Registry of Deeds, King’s Inns, Henrietta Street, Dublin 1