Diocese of Tuam, Killala and Achonry

The Diocese of Tuam, Killala and Achonry (also known as the United Dioceses of Tuam, Killala and Achonry) is a diocese in the Church of Ireland located in Connacht; the western province of Ireland. It is in the ecclesiastical province of Armagh. Its geographical remit includes County Mayo and part of counties Galway and Sligo.

On 13 April 1834, the diocese of Killala and Achonry was united to the Archdiocese of Tuam. On the death of Archbishop Trench of Tuam in 1839, the Province of Tuam was united to the Province of Armagh and the see ceased to be an archbishopric and became a bishopric with Thomas Plunket becoming the first bishop of Tuam, Killala and Achonry.

The bishop has two episcopal seats (Cathedra):

St. Crumnathy's Cathedral, Achonry was deconsecrated in 1998 and is now used for ecumenical events.

The present diocese is divided into unions (or groups) of parishes.

Achonry Union:

Aughaval Group:

Ballisodare Union:

Galway & Kilcummin:

Killala Union:

Kilmoremoy Union:

Omey Union:

Skreen Union:

Tuam Union:

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