It depends on which islands you mean. If the islands are part of the UK then you will not need one.
If you are coming from abroad then yes, you still need your passport. The passport is a very important travel document which you should always carry when you travel in and out of the US.
You'll need a US PASSPORT to return to the US.
Yes, also you will need an US visa.
Provided that travel is direct and does not include going anywhere outside of the United States and its territories, a US citizen or permanent resident does not need a passport to enter Puerto Rico. The same applies when visiting Guam, the Virgin Islands, American Samoa, Swains Island and the Northern Mariana Islands.
No, both the UK and the Channel Islands are in the common travel area meaning that immigration control is not used.
No.Its Indian territory, so you don't need passport. Andaman Islands are heaven for adventures people.
yes you do in order to travel you must have a passport
its natural u ned visa to travel from one country to another
You need either a passport or other valid proof of US citizenship, such as a certified birth certificate or other government document proving you are a US citizen, and a government photo ID (like a driver's license).
No, you do not need a passport to travel to the US Virgin Islands. This information is available from the US Virgin Island's official website http://www.usvitourism.vi/
Alaska and Hawaii (which are U.S. states) and the Virgin Islands (which is a U.S. territory) do not require a passport if traveling within the U.S.
yes but you need one to get back into the US