Guam is an organized, unincorporated territory of the United States in the Micronesia subregion of the western Pacific Ocean. It is the westernmost point and territory of the United States (reckoned from the geographic center of the US); in Oceania, it is the largest and southernmost of the Mariana Islands and the largest island in Micronesia. Guam’s capital is Hagåtña, and the most populous village is Dededo.