ITU:ITU official website is The ITU is an international organization organized by the United Nations and is the United Nations agency in charge of information and communication technology affairs; the management of international radio spectrum and satellite orbital resources is the core work of the ITU Radio Sector (ITU-R).

The International Telecommunication Union is the oldest international organization among United Nations agencies. The International Telecommunication Union (ITU) is one of the longest-standing international organizations in the United Nations. It is known as the International Telecommunication Union, ITU or ITU. ITU is the United Nations agency in charge of information and communication technology.

As a worldwide link between governments and the private sector, the ITU is the organizer of the World Summit on the Information Society through its Radio Communications, Standardization and Development Telecommunication Exhibition telecommunication exhibition activities, and is the organizer of the World Summit on the Information Society.

ITU is headquartered in Geneva, Switzerland, and its membership includes 191 member states and more than 700 sector members and sector associate members. World Telecommunication Day is celebrated every year on May 17.

The mission of the ITU is to enable the growth and sustainability of telecommunications and information networks and to promote universal access so that all the world's people can participate in and benefit from the global information economy and society. The ability to communicate freely is an essential prerequisite for a more equitable, prosperous and peaceful world. To make this vision a reality, ITU helps mobilize the necessary technical, financial and human resources.

The ITU's Telecommunication Development Sector (ITU-D) was established to help provide universal, equitable, sustainable and affordable access to information and communication technologies (ICT) as a means of promoting and deepening social and economic development. The World Telecommunication Development Conference (WTDC), held every four years, identifies practical priorities to help achieve these goals.