Following a question from Cormac on this Fridays Ask the Architect session, the following are universities that offer the Architecture course (information from the RIAI site)

Ireland:
University College Dublin
School of Architecture, University College Dublin, Richview, Clonskeagh, Dublin 14. Tel: +353 1 716 2757 Website: http://architecture.ucd.ie This course is accredited by the RIAI.

Dublin Institute of Technology
Dublin School of Architecture, Faculty of the Built Environment, Dublin Institute of Technology, Bolton Street, Dublin 1. Tel: +353 1 402 3000 Website: www.dit.ie This course is accredited by the RIAI.

Waterford Institute of Technology.
Department of Architecture, School of Engineering, Waterford Institute of Technology, Cork Road, Waterford. Tel: +353 51 302035 Website: www.wit.ie. This course is accredited by the RIAI.

University of Limerick
School of Architecture, University of Limerick, Limerick. Tel: +353 61 213438 Website: www.ul.ie/architecture This course was was granted ‘Provisional Approval’ by the RIAI in 2006. The course will be re-visited each year until the first cohort of graduates completes the course. At that stage, if the course is assessed by an RIAI Visiting Board as meeting RIAI standards, full Accreditation would be granted.

University College Cork / Cork Institute of Technology
Cork Centre for Architectural Education (CCAE), 9/10 Copley St, Cork.
Tel +353 21 429 8401 Fax: +353 21 429 8419. Email: architecture@ucc.ie. Website: www.ucc.ie/en/architecture/. This course, run jointly by UCC and CIT, was announced in July 2006. The qualification to be awarded after a four-year course is a BSc (Hons) in Architecture. A further one-year course leading to a Masters Degree in Architecture is planned. UCC and CIT have formally applied to the RIAI for accreditation and a Visiting Board has been appointed. ‘Provisional Approval’ can be awarded to a course where the RIAI Visiting Board decides that course proposal meets RIAI requirements. Full ‘Accreditation’ is only awarded after the first cohort of students graduates from the course and is assessed by an RIAI Visiting Board as meeting RIAI standards..

Queen’s University Belfast
School of Planning, Architecture and Civil Engineering, Queen’s University Belfast, 2 Lennoxvale, Belfast BT9 5BY. Tel: +44 (0)28 9097 4198 Website: www.qub.ac.uk. This course is accredited by the Architects Registration Board UK and the Royal Institute of British Architects.

University of Ulster
School of Art & Design, University of Ulster, York Street, Belfast BT15 1ED. Tel: +44 8700 400 700 Website: www.arts.ulster.ac.uk. This course is accredited by the Architects Registration Board UK and the Royal Institute of British Architects.

You can obtain a listing of the UK schools of architecture from the Architects Registration Board This URL has an excellent map which shows the courses throughout the UK (including Northern Ireland).

It should also be remembered that Ireland provides other routes to architect; such as the Architectural Technology courses that give a stepping stone to the architecture courses described above. You can find all the third level architecture courses (including Architectural Technology) via the excellent Qualifax web site.