The official website of The Davis Cup Competition has everything you need to know about this legendary event. It has a great deal of information about the competition news and standings and also the group results.
The official site of The Wimbledon Championships, the most famous tennis competition in the world. This is the definitive Wimbledon website with everything you need to know about the competition including results news and players.
The ITF is the governing body for international tennis. The ITF site features international event info and the latest news. It also contains information on the ITF, tennis facts and figures and a tournament calendar.
The Lawn Tennis Association is the governing body for the game of tennis in Great Britain. The LTA's responsibilities cover all aspects of the game from promoting the game to newcomers to running major International Tournaments. The LTA website features a great deal of information on the LTA and how they provide for tennis in the UK as well as club and league info.