American Contract Bridge League: Organizes the game in North America. Includes tournaments calendar and results, places to play, events, shopping, members information, and learning resources. Official site

English Bridge Union: Organizes bridge in England. Provides schedule and results of national tournaments, bridge teaching programme, membership information. Official site

New Zealand Contract Bridge Association: Provides information, techniques, a directory of clubs and tournaments calendar and results. Official site

Scottish Bridge Union: National governing organisation. Includes events results and directory of district cubs