WPK could refer to:
*
Workers' Party of Korea
The Workers' Party of Korea (WPK) is the founding and sole ruling party of the Democratic People's Republic of Korea, commonly known as North Korea. Founded in 1949 from the merger of the Workers' Party of North Korea and the Workers' Party ...
, ruling party of North Korea
*
Winter Park (Amtrak station), Florida, United States; Amtrak Station Code WPK
*
Wertpapierkennnummer, a German securities identification code
*
Workers' Party of Kampuchea, later Khmer Rouge
{{disambig