Australia: The General Post Office is the name of the building in each state or territory capital city which contains or once contained the main post office for that state or territory, including:

China:

United States: the general post office is called the General Mail Facility and it serves as the primary collection, sorting and distribution point for a given area.

Melbourne GPO

A kissing game generally played by teenagers

Sydney GPO

Brisbane GPO

The term General Post Office is or has been used by a number of postal and telecommunications governmental administrations worldwide, including:

United Kingdom until 1969, see General Post Office (United Kingdom). After 1981 see Royal Mail and Post Office Ltd. for a continuing history of the British Post Office.

Ireland: General Post Office is the name of the main post office in the Republic of Ireland, which was the headquarters of the 1916 Rising, see General Post Office (Dublin)

India, It is the term for the headquarters of a postal circle. General Post Office, Mumbai is the HQ for Maharashtra postal circle, PIN code 400001. The HQ of Tamil Nadu postal circle will be GPO, Chennai, PIN Code 600001.

There was a General Post Office in Shanghai. The building is the headquarters of the postal services in Shanghai, but is no longer known as the "General Post Office".

Hong Kong: General Post Office is located in Central. It has the headquarters of Hongkong Post.

The term also refers to the Kuala Lumpur General Post Office, the central post office of Pos Malaysia.