Ranked 24th in Fortune's Global 500 list of 2006, Nippon Telegraph and Telephone Corporation (NTT) is the largest telecommunications company in the world with more than $94.8 billion in revenues* . With more than 100 years of communications experience and more than 200,000 dedicated professionals around the world, NTT is able to provide reliable global telecommunications services to multinational corporations.

NTT Australia Pty Ltd is the wholly-owned Australian subsidiary of NTT Communications, the international and long distance service arm of NTT.

NTT (Nippon Telegraph and Telephone Corporation) is the world's largest provider of telecommunications services, with approximately 60 million customers worldwide.

The company traces its roots back to 1869, when the telegraph was introduced in Japan by the Meiji new government after 300 years reign of Tokugawa shogunate. Originally wholly government-owned, NTT was privatized in 1985. Since then, the company has been diversifying extensively, building new subsidiaries, developing emerging technologies and expanding into new markets.

As of March 31, 2005, the NTT Group had grown to 542 companies and 201,000 employees worldwide. The group's operating revenue reached $101 billion.

The NTT Group has four major subgroups based on their line of business. Major subsidiaries of NTT include: NTT Communications, a global data communications service provider; NTT DoCoMo, a mobile communications carrier; NTT Data Corporation, Japan's largest systems integrator; NTT East and NTT West, two local incumbent carriers in Japan.