List of all countries in the United Kingdom, with their capitals. British countries and capitals are listed alphabetically and the list of British capitals and countries of the United Kingdom can be sorted by column. View list of capitals of the United Kingdom here countries that are part of the United Kingdom. Find a list of United Kingdom nations here.This list includes all countries in the UK, including England, Scotland, Wales and Northern Ireland. Though they all comprise the United Kingdom of Great Britain, a common misconception is that the countries are common entities. Though they share a monarch, they are different countries.