South African Communist Party

Die Linke – Germany

German Communist Party

MPLA – Angola

Democratic Progressive Tribune – Bahrain

Workers Party of Belgium

Communist Party of Brazil

Communist Party of Bohemia and Moravia

Communist Party of Chile

Communist Party of China

Communist Party of Cuba

Progressive Party of Working People (AKEL) Cyprus

Communist Party of Colombia

Workers Party of the DPR Korea

Communist Party of Denmark

Communist Party in Denmark

Farabundo Marti National Liberation Front – EL Salvador

Communist Party of Slovakia

Communist Party of Spain

Catalunyan Communists

Galician Nationalist Bloc

Communist Party of the Peoples of Spain

United Left – Spain

Communist Party of the USA

Communist Party of Finland

French Communist Party

Unified Communist Party of Georgia

Communist Party of Greece

PAIGC - Guinea Bissau

New Communist Party of the Netherlands

Hungarian Workers' Party

Communist Party of India

Communist Party of India (Marxist)

Tudeh Party of Iran

Communist Party of Ireland

Sinn Féin – Ireland

Workers Party of Ireland

Italian Communist Party

Lao People's Revolutionary Party

Socialist Party of Latvia

Lebanese Communist Party

Communist Party of Luxembourg

Communist Party of Malta

Socialist Democratic Vanguard Party (PADS) - Morocco

Party of Progress and Socialism - Morocco

FRELIMO - Mozambique

Communist Party of Nepal (UML)

Sandinist Front National Liberation - Nicaragua

Democratic Front for the Liberation of Palestine

Popular Front for the Liberation of Palestine

Communist Party of Britain

Communist Party of Reunion

Communist Party of the Russian Federation

Polisario Front – Western Sahara

Syrian Communist Party

Communist Party of Sri Lanka

Swiss Labour Party

FRETILIN - East Timor

Communist Party, Turkey

Communist Party of Ukraine

Communist Party of Venezuela

Communist Party of Vietnam

Greeting Messages of Parties and Organizations to the XX Congress of the PCP

Communist Party of Argentina

Party of Labour - Austria

Communist Party of Australia

Algerian Party for Democracy and Socialism

Communist Party of Belarus

Landless Workers' Movement - Brazil

Workers Party - Brazil

Communist Party of Egypt

Galician People's Union

Peoples's Progressive Party - Guyana

Iraqi Communist Party

Japanese Communist Party

Communist Party of Mexico

Palestinian Peoples's Party

Communist Party of Pakistan

Peruan Communist Party

Philippine Communist Party (PKP 1930)

Union of Communists Parties - CPSU - Russia

Communist Party of Swaziland

Left Party of Sweden

Communist Party - Switzerland