SO or so may refer to:
South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa. It is bounded on the south by 2,798 kilometres (1,739 mi) of coastline of Southern Africa stretching along the South Atlantic and Indian Oceans; on the north by the neighbouring countries of Namibia, Botswana, and Zimbabwe; and on the east and northeast by Mozambique and Swaziland; and surrounds the kingdom of Lesotho.
The Soviet Union, officially the Union of Soviet Socialist Republics (USSR) was a socialist state in Eurasia that existed from 1922 to 1991. Nominally a union of multiple national Soviet republics, its government and economy were highly centralized.
South Korea, officially the Republic of Korea (Korean: 대한민국; Hanja: 大韓民國; Daehan Minguk, pronounced [tɛː.ɦan min.ɡuk̚] ( listen); lit.
The Solar System is the gravitationally bound system comprising the Sun and the objects that orbit it, either directly or indirectly.
Solo: A Star Wars Story, or simply Solo, is a 2018 American space Western film based on the Star Wars character Han Solo.
Southeast Asia or Southeastern Asia is a subregion of Asia, consisting of the countries that are geographically south of China, east of India, west of New Guinea and north of Australia.
The Socialist Federal Republic of Yugoslavia (SFR Yugoslavia or SFRY) was a socialist state led by the League of Communists of Yugoslavia, that existed from its foundation in the aftermath of World War II until its dissolution in 1992 amid the Yugoslav Wars.
South America is a continent in the Western Hemisphere, mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere.