<ref>[http://www.unog.ch/ |title=United Nations Office at Geneva |publisher=United Nations Office at Geneva |accessdate=6 November 2013、联合国维也纳办事处|维也纳]</ref><ref>[http://www.unvienna.org/unov/ |title=Welcome to the United Nations Office at Vienna! |publisher=United Nations Office at Vienna |date= |accessdate=6 November 2013]</ref>和[[联合国内罗毕办事处|内罗毕]]的办事处<ref>[http://www.unon.org/ |title=Welcome to the United Nations Office at Nairobi |publisher=United Nations Office at Nairobi |accessdate=6 November 2013]</ref> ，   剩余的联合国实体则分布在全球各地。联合国用于政府间会议和文件的六大语言分别为阿拉伯语、汉语、英语、法语、俄语和西班牙语<ref name="langs" />。根据《联合国特权和豁免公约》，联合国及其机构在其进行运作的国家具有[[外交豁免权]]，由此保障联合国对东道国及成员国的公平公正<ref>[http://diplomaticlaw.com/blog/2009/03/23/jerusalem-court-no-immunity-for-un-employee-for-private-acts/ |title=Jerusalem Court: No Immunity for UN Employee for Private Acts—Diplomatic/Consular Law and Sovereign Immunity in Israel |publisher=Diplomaticlaw.com |date=23 March 2009 |accessdate=27 April 2010 |deadurl=yes |archiveurl=]</ref><ref>[https://archive.is/20120628214535/http://diplomaticlaw.com/blog/2009/03/23/jerusalem-court-no-immunity-for-un-employee-for-private-acts/ |archivedate=2012年6月28日 ]</ref>。