FIFA
In total, FIFA recognises 211 national associations and their associated men's national teams as well as 129 women's national teams; see the list of national football teams and their respective country codes. FIFA has more member states than the UN as FIFA recognises 23 non-sovereign entities as distinct nations, such as the four Home Nations within the United Kingdom and politically disputed territories such as Palestine.
2018 FIFA World Cup squads
League systems with 20 or more players represented are listed. In all, World Cup squad members play for clubs in 57 countries, and play in 54 national league systems, as the league systems of England and France include clubs from Wales and Monaco respectively, and one league system covers both the United States and Canada.Clubs with 10 or more players represented are listed.