Whether you need a passport as a U.S. citizen to travel to or from a U.S. territory or Freely Associated State depends on your destination. U.S. citizens do not need a passport to travel between the U.S. and these territories:GuamCommonwealth of the Northern Mariana IslandsPuerto RicoU.S. Virgin IslandsWhile American Samoa is a U.S. territory, you do need a passport or a certified U.S. birth certificate to enter the island.U.S. citizens do need a passport to travel to these Freely Associated States:The Federated States of MicronesiaThe Republic of the Marshall IslandsThe Republic of Palau LAST UPDATED: May 28, 2024 Have a question? Ask a real person any government-related question for free. They will get you the answer or let you know where to find it. Call USAGov Chat with USAGov