Десятки коммунистических партий со всего мира, получив соответствующее уведомление от Международного отдела ЦК, направили свои приветствия в адрес 22-го съезда. В настоящее время они переводятся и будут опубликованы в газете «Ризоспастис» (печатный орган ЦК КПГ) и на информационном портале КПГ — https://www.902.gr/eidisi-synehomenis-rois/politiki/412131/hairetistiria-minymata-kommoynistikon-kai-ergatikon-kommaton
Перечень партий, от которых уже поступили приветственные послания:
- Algerian Party for Democracy and Socialism (PADS)
- Argentinian Communist Party
- Communist Party of Australia
- Party of Labour of Austria
- Revolutionary Communist Party of Brazil
- Communist Party of Brazil
- Communist Party of Britain
- Party of the Bulgarian Communists
- Communist Party of Canada
- Communist Party of Chile
- Communist Party of Cuba
- AKEL, Cyprus
- Communist Initiative of Cyprus
- Communist Party of Bohemia & Moravia, Czechia
- Communist Party of Denmark
- Force of the Revolution, Dominican Republic
- Communist Party of Ecuador
- Communist Party of Egypt
- Communist Workers' Party - For Democracy and Socialism (Finland)
- Revolutionary Party-Communists France
- Revolutionary Communist Party of France
- Communist Party (Germany)
- German Communist Party
- Communist Party of India
- Communist Party of India [Marxist]
- Tudeh Party of Iran
- Communist Party of Ireland
- Workers' Party of Ireland
- Communist Party of Israel
- Communist Front (Italy)
- Shiso-Undo, Japan
- Japanese Communist Party
- Jordanian Communist Party
- Socialist Movement of Kazakhstan
- People's Revolutionary Party of Laos
- Lebanese Communist Party
- Communist Party of Luxembourg
- Communist Party of Mexico
- New Communist Party of the Netherlands
- Communist Party of Macedonia (North Macedonia)
- Communist Party of Norway
- Communist Party of Pakistan
- Palestinian Communist Party
- Palestinian People's Party
- Paraguayan Communist Party
- Philippines Communist Party [PKP 1930]
- Communist Party of Poland
- Portuguese Communist Party
- Romanian Communist Party (21st century)
- Russian Communist Party (Internationalists)
- Organisation of Communists (Russia)
- Communist Party of the Soviet Union
- Communists of Serbia
- Communists in Catalonia
- Communist Workers Party of Spain
- Communist Party of Sri Lanka
- JVP Sri Lanka
- Sudanese Communist Party
- Communist Party of Swaziland
- Communist Party of Sweden
- Swiss Communist Party
- Syrian Communist Party
- Communist Party of Turkey
- Union of Communists of Ukraine
- ML Today, USA
- Communist Workers' Platform USA
- Communist Party of Venezuela
- Communist Party of Vietnam