QUB Mountaineering Club - Club trips and events, including details of past trips, pictures, committee details, notes and climbing grades and links. - http://quis.qub.ac.uk/mountain/
Northern Ireland Orienteering Association - Includes fixture list, results, club contacts and information on mapped areas around the province. - http://www.niorienteering.org.uk/
Irish Climbing On-line - Includes events, news, weather, lost and found, tourist information, crag guides, wall notes, pictures, clubs, facilities to add to the site's information, a mailing list and contact data. - http://www.climbing.ie/