🎾South America (COSAT)

The South American Tennis Confederation — the ITF's continental body for South America: the calendar of junior, masters and professional events plus beach tennis, wheelchair tennis and college tennis.

The Asociación Argentina de Tenis; news on the Davis Cup and Billie Jean King Cup teams, the tournament calendar, the interclub competition and player and club affiliation.

The Federación Boliviana de Tenis, based in La Paz; its own domain no longer works, so tournaments, results and announcements are posted on Facebook.

The Confederação Brasileira de Tênis; tour and national-team news, the list of state federations, the tournament calendar and player registration.

The Federación de Tenis de Chile (FETECH); sections for juniors, coach education, beach tennis, inclusive tennis and wheelchair tennis.

The Federación Colombiana de Tenis; the regional leagues, the Equipo Colombia national team, wheelchair tennis, coach education and an anti-doping section.

The Federación Ecuatoriana de Tenis; national-team news including the Davis Cup, the domestic tournament calendar, development programmes and a media section.

The Guyana Tennis Association, based in Georgetown; it has no website of its own, so fixtures, results and announcements are posted on Facebook.

The Asociación Paraguaya de Tenis; news on the Billie Jean King Cup team and junior squads, the domestic playing schedule and contacts for the association's departments.

The Federación Deportiva Peruana de Tenis; the national tournament calendar with open entries, junior categories, coach education and a court directory.

The Surinaamse Tennisbond, which also governs beach tennis, pickleball and padel; the site carries tournaments, registration and the events programme.

The Asociación Uruguaya de Tenis; news on Uruguayan players and national teams, the association's departments, ITF courses and membership benefits.

The Federación Venezolana de Tenis; sections for juniors and adults, beach and adapted tennis, coach education and the Davis Cup and Billie Jean King Cup teams.