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Innovation, Integration and Inclusion

is celebrated each year on 9 October, the anniversary of the establishment of the Universal Postal Union in 1874 in the Swiss Capital, Bern. It was declared World Post Day by the UPU Congress held in Tokyo, Japan in 1969. Since then, countries across the world participate annually in the celebrations. The Posts in many countries use the event to introduce or promote new postal products and services.

In 2015 countries all over the world committed themselves to working together towards achieving the , which aim to end extreme poverty and hunger, fight inequality and injustice, and take action to reverse climate change - to name just some of these 17 agreed new Goals. Playing its part in this global effort, the Post today has a more relevant role than ever by providing infrastructure for development.

2026 theme: World Post Day: One postal network, infinite possibilities

In a world increasingly shaped by digital technologies¡ªfrom social media and messaging apps to artificial intelligence and robotics¡ªthe nature of human connection is undergoing a profound transformation. While these tools have the power to bring people together, they can equally deepen feelings of loneliness and social isolation when meaningful human interaction is absent. Amid this shift, the postal network remains a powerful and enduring instrument of human connection.

Under the theme ¡°World Post Day: One postal network, infinite possibilities¡±, this year¡¯s campaign celebrates the strength of a united global postal network and the many possibilities it creates for people, businesses and communities. From connecting individuals to delivering essential services, the Post continues to open doors to opportunities around the world.

The Universal Postal Union (UPU) will hold its annual celebrations on World Post Day, 9 October 2026. Use the hashtags #WorldPostDay and #OnePostalNetwork to join the celebration online.

Background

The purpose of World Post Day is to create awareness of the role of the postal sector in people¡¯s and businesses¡¯ everyday lives and its contribution to the social and economic development of countries. The celebration encourages member countries to undertake programme activities aimed at generating a broader awareness of their Post¡¯s role and activities among the public and media on a national scale.

Every year, more than 150 countries celebrate World Post Day in a variety of ways. In certain countries, World Post Day is observed as a working holiday. Many Posts use the event to introduce or promote new postal products and services. Some Posts also use World Post Day to reward their employees for good service.

In many countries, philatelic exhibitions are organized, and new stamps and date cancellation marks are issued. Other activities include the display of World Post Day posters in post offices and other public places, open days at post offices, mail centres and postal museums, the holding of conferences, seminars and workshops, as well as cultural, sport and other recreational activities. Many postal administrations issue special souvenirs such as T-shirts and badges.

For countries participating in the UPU , national winners are often honoured on 9 October.