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,
United Nations Special Service Medal involved. Examples are a "Timor Leste" clasp for service with UNOTIL in East Timor, "Afghanistan" for service with UNAMA in Afghanistan, or "UNSCOM" for service in Iraq. United Nations Special Service Medal The United Nations Special Service Medal (UNSSM) is presented to personnel with 90 days of service with a United Nations mission not covered by a specific United Nations Medal. United Nations Headquarters service is not eligible. The following is an incomplete listing of eligible missions which qualify for the Special Service Medal: The UN Special Service Medal is a circular bronze medal 35 mm in diameter. The obverse