Headquarters of the United Nations be sent by courier. The United Nations Postal Administration issues stamps, which must be used on stamped mail sent from the building. For award purposes, amateur radio operators consider the UN headquarters a separate "entity" under some award programs such as DXCC. For communications, UN organizations have their own internationally recognized ITU prefix, 4U. However, only contacts made with the UN Headquarters in New York, and the ITU count as separate entities. Other UN organizations such as the World Bank count for the state or country they are located in. The UN Staff Recreation Council operates amateur radio station 4U1UN,
Headquarters of the United Nations 1961. The UN identifies Arabic, Chinese, English, French, Russian and Spanish as its six official languages. Delegates speaking in any of these languages will have their words simultaneously interpreted into all of the others, and attendees are provided with headphones through which they can hear the interpretations. A delegate is allowed to make a statement in a non-official language, but must provide either an interpreter or a written copy of his/her remarks translated into an official language. English and French are the working languages of the United Nations Secretariat, as most of the daily communication within the Secretariat and most