Archdiocese of Cashel and Emly
- Limerick and Tipperary. History, parishes and churches, map, agencies.
- http://www.cashel-emly.ie/

Diocese of Cloyne
- A rural diocese covering most of County Cork. Parish directory, diocesan history, information on the diocese and bishop, directory of priests, church news.
- http://www.cloynediocese.ie/

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

Diocese of Waterford and Lismore
- Taking in County Waterford and parts of Counties Tipperary and Cork, this Irish diocese has parish sections, history, maps, contact details, a profile of the Bishop, pastoral materials and events and resources about and for ministries.
- http://www.waterfordlismore.com/

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/

Diocese of Limerick
- 900-year-old diocese in southwest Ireland, with 60 parishes serving 170,000 Catholics. History, news, community organisations, index of parishes, Bishop Murray's reflections.
- http://limerickdiocese.org/

Diocese of Ferns
- Southeast Ireland. Established by St. Maodhóg (Aidan) in 598. History, news, map of parishes, diocesan calendar.
- http://www.ferns.ie/

Diocese of Ardagh and Clonmacnois
- Covers parts of seven counties in the centre of Ireland. The population of the territory is 98% Catholic. History, parishes, biography of the bishop, contact details for diocesan services.
- http://ardaghdiocese.org/

Archdiocese of Dublin
- Comprehensive information on the second archdiocese of Ireland, including listings of online parishes, priests with e-mail, details of the bishops, press releases, diocesan works and Mass times.
- http://www.dublindiocese.ie/

Diocese of Raphoe
- Covers most of Donegal. History, maps, parish directory, calendar, news items, information on education in the diocese.
- http://www.raphoediocese.com/

Diocese of Ossory
- This diocese, incorporating most of County Kilkenny and parts of Laois and Offaly, offers comprehensive parish profiles, with photos, and areas on history, social issues, vocations and youth, as well as news, images, links and material on diocesan committ
- http://www.ossory.ie/

Diocese of Kerry
- History, news, organisations, details on parishes in this diocese.
- http://www.dioceseofkerry.ie/

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

Diocese of Cork and Ross
- History of the diocese(s), news items, contact details, religious orders, diocesan offices, advice on genealogical research. Parish directory includes map.
- http://www.corkandross.org/

Diocese of Clonfert
- One of the smallest dioceses in Ireland, with 24 parishes, offers its history, general information, news and a section on each parish. East Galway and small parts of Roscommon and Offaly.
- http://homepage.eircom.net/~clonfert/

Diocese of Achonry
- The site hopes to make you welcome and to introduce you to the parishes, priests and people of this diocese. Twenty-three parishes in Counties Mayo, Roscommon and Sligo.
- http://www.achonrydiocese.org/

Archdiocese of Tuam
- 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 a campaign to recruit priests. In English and Gaelic.
- http://www.towardsthegoal.com/