Website listings of interest to users in Guam. Browse top quality websites in this TopWeb.Directory category. Guam is a country in Oceania with the capital at n/a. The country surface is: 544 sq km. Border countries and border surface: n/a. Languages: English 38.3%, Chamorro 22.2%, Philippine languages 22.2%, other Pacific island languages 6.8%, Asian languages 7%, other languages 3.5% (2000 census).