Question: what is gu in usa?
Answer: Internet TLD. .gu. Guam (/ˈɡwɑːm/ ( listen); Chamorro: Guåhan [ˈɡʷɑhɑn]) is an organized, unincorporated territory of the United States in Micronesia in the western Pacific Ocean. It is the westernmost point and territory of the United States, along with the Northern Mariana Islands.