National Socialist Workers Party
- Austrian National Socialist Party
- Bulgarian National Socialist Workers Party
- German National Socialist Workers' Party (Czechoslovakia)
- Hungarian National Socialist Party
- National Socialist Dutch Workers Party
- National Socialist German Workers Party
- National Socialist Party (disambiguation)
- National Socialist Workers' Party (Poland)
- National Socialist Workers' Party (Sweden)
- National Socialist Workers' Party of Denmark
- National Workers Party (disambiguation)
- SUMKA
- Sudeten German Party
- Swedish National Socialist Farmers' and Workers' Party