Diocese of Kildare & Leighlin
- Taking in parts of a number of counties in the Irish midlands, this diocese offers news, history, organisation, a listing for each parish, information on ministries and a map. There are specific sections on the Bishop, priests and religious, ministries a
- http://www.kandle.ie/

Vincentian Order, Ireland and UK
- The Order, its activities, news and contacts.
- http://www.vincentians.ie/

Irish Pilgrimage Trust
- History of this organisation which helps pilgrims to travel to Lourdes, along with details of structure, links, programme details, donation and contact information, and news.
- http://www.ihcpt.com/

Columban Missionary Society
- Articles, news, history, a martyrology and background information about this set of missionary groups, brothers, sisters and laity, with links to sites in other parts of the world.
- http://www.columban.com/

The Irish Carmelites
- The Carmelite Order (Ancient Observance) of catholic male religious detail their history and locations in Ireland, and provide news and a vocations page.
- http://www.carmelites.ie/

Diocese of Meath
- This eastern Irish diocese, centred on counties Westmeath and Meath, presents its history, press releases, vocations information, notes on administration and parish material.
- http://www.dioceseofmeath.ie/

Catholic Diocese of Clogher
- Information about this Roman Catholic diocese which spans parts of five counties, with a map of its parishes, and information on its Bishop, clergy and other staff, its history, its cathedral and its teachings.
- http://www.clogherdiocese.ie/

Diocese of Kilmore
- Straddling the border between the Republic of Ireland and Northern Ireland, this Catholic diocese includes almost all of County Cavan, and parts of Counties Leitrim, Fermanagh, Meath and Sligo. History, list of parishes, map.
- http://www.kilmorediocese.ie/

Catholic Ireland
- Comprehensive site around the Catholic faith in Ireland, with sections on dioceses and parishes, orders, prayer, faith stories, historical material and links.
- http://www.catholicireland.net/

Pioneer Total Abstinence Association
- Major Catholic temperence grouping, headquartered in Dublin, provides its history, structure, membership types and application material, prayer, contacts, news, chat area and youth page.
- http://www.pioneertotal.ie/

Legion of Mary
- One of the leading lay Catholic organisations details its history, structures, rules and works, provides literature, profiles of key figures and photos and offers news, quotes and contact details.
- http://www.legion-of-mary.ie/

Archdiocese of Armagh
- The senior diocese and province in the Irish church provides history, details of key figures and bodies, ministries and parishes, and contact details, links, resources and a virtual tour of the cathedral. Both diocese and province traverse the border.
- http://www.armagharchdiocese.org/

Diocese of Clonfert
- This small western diocese, with 22 parishes, offers its history, general information, news and a section on each parish.
- http://homepage.eircom.net/~clonfert/

The Jesuits in Ireland and Britain
- The major Catholic order formally known as the Society of Jesus offers information on its ministries and works, missions, way of life, history, publications and communications and offers a selection of links and assistance with prayer.
- http://www.jesuit.ie/

Saint Patrick's Missionary Society (Kiltegan Fathers)
- This Irish Missionary Order details its mission, history, and works and provides its magazines, publications, mission images, links, policies and prayer notes, as well as information on presences in a range of countries.
- http://www.spms.org/

The Irish Capuchin Franciscans
- The Order's ministries, missions, friaries, events, along with news and a vocations page are presented.
- http://www.irishcapuchins.com/

Diocese of Elphin
- Taking in parts of counties Roscommon, Sligo, Westmeath and Galway, this western diocese details its history, some personnel, pastoral approach and diary and offers a map, parish links and external links.
- http://www.elphindiocese.ie/

Edmund Rice Ireland Network
- Introduces Blessed Edmund Rice, including details of places relevant to his story, and provides information on various aspects of the Edmund Rice Family in Ireland, presenting the Christian Brothers, the Presentation Brothers and related social initiativ
- http://www.er-in.com/

Franciscan Province of Ireland
- Information on St. Francis, the history, work and locations of the Franciscans in Ireland and vocations.
- http://www.franciscans.ie/

Religious Vocations Association
- Provides information for anyone interested in vocations to religious life as a contemplative or apostolic sister, with links given to various religious congregations for women in Ireland.
- http://homepage.eircom.net/~rva/

Salesian Sisters in Ireland
- Works, including missionary and youth activities, and events, including Youth Days, as well as vocations and history, are presented.
- http://www.iol.ie/~salsisdb/

St. Mary of the Angels Gospel Choir
- Schedule, history and membership, with photos, resume, media coverage, and links from this Catholic musical group, based in Dublin and working across Ireland.
- http://homepage.eircom.net/~stmarysgospelchoir

Conference of Diocesan Vocations Directors (Ireland)
- Comprehensive and up-to-date information about a wide variety of vocations in the Catholic Church, including priesthood, diaconate, religious life, missionary life, and lay movements, aiming to help men and women who want to discover the call of God.
- http://www.vocations.ie/

Vocations Ireland
- Religious Vocations Association, comprising Vocation Directors from all the Missionary and Religious Orders of Priests and Brothers who have a presence in Ireland, offers news, a vocations directory, resources including guidance on discerning a vocation a
- http://www.vocationsireland.com/

The Catholic Communications Office
- From the Catholic Press and Information Office, an Agency of the Irish Bishops' Conference, this is the nearest thing to a central site for the Church in Ireland and provides material on and links to structures and hierarchy, calendar, news, pastoral comm
- http://www.catholiccommunications.ie/

The Order of the Knights of St Columbanus
- This order of Catholic laymen outlines its history, structures and membership process, and provides news, archives and links, as well as details of the headquarters, Ely House.
- http://www.knightsofstcolumbanus.ie/

St. John of God Services Ireland
- Featuring information about the Hospitaller Order of St. John of God, their work in caring for the ill, children and the elderly, jobs and vocations, and donation details.
- http://www.sjog.ie/

Salesian Congregation in Ireland
- Details of the work of this Catholic order, its history and structures, various offices, news and location and contact notes.
- http://www.salesians.ie/

The Society of St Vincent de Paul
- Details of the work carried out by this organisation, a member of the Vincentian Family, and of its history, how to help as a donor or volunteer and contact details.
- http://www.svp.ie/

Archdiocese of Tuam
- One of the four Archdioceses which oversee the Provinces of the Catholic Church in Ireland, with diocesan history, a listing of all the priests of the archdiocese along with contact details, information on the sacraments of the church and a major focus on
- http://www.towardsthegoal.com/

Conference of Religious of Ireland
- Organisation of friars, sisters and brothers from across Ireland, with history, structures, activities, publications and commissions on various topics such as religious life, justice and education.
- http://www.cori.ie/

Augustinian Friars (O.S.A.) - Irish Province
- This male Catholic order, with 17 locations around Ireland, supplies details of its works, addresses, vocations and policies.
- http://www.augustinians.ie/

Milltown Institute of Theology and Philosophy
- The Institute, a Pontifical Athenaeum formed by merger in the 1960's, describes its work, with details of staff, courses, awards, procedures, fees, the library, summer school and a location map.
- http://www.milltown-institute.ie/