Honolulu (/ˌhɒnəˈluːluː/ or /ˌhoʊnoʊˈluːluː/; Hawaiian pronunciation: [honoˈlulu]) is the capital and largest city of the U.S. state of Hawaii. It is an unincorporated part of and the county seat of the City and County of Honolulu on the island of Oahu. The city is the main gateway to Hawaii and a major portal into the United States.