VO can refer to:
Volleyball is a team sport in which two teams of six players are separated by a net. Each team tries to score points by grounding a ball on the other team's court under organized rules.
Vodafone Group plc is a British multinational telecommunications conglomerate, with headquarters in London.
François-Marie Arouet (French: [fʁɑ̃swa maʁi aʁwɛ]; 21 November 1694 – 30 May 1778), known by his nom de plume Voltaire (; French: [vɔltɛːʁ]), was a French Enlightenment writer, historian and philosopher famous for his wit, his attacks on Christianity as a whole, especially the established Catholic Church, and his advocacy of freedom of religion, freedom of speech and separation of church and state.
Voice over Internet Protocol (also voice over IP, VoIP or IP telephony) is a methodology and group of technologies for the delivery of voice communications and multimedia sessions over Internet Protocol (IP) networks, such as the Internet.
Volkswagen (German pronunciation: [ˈfɔlksˌvaːɡn̩] ( listen)), shortened to VW, is a German automaker founded on 28 May 1937 by the German Labour Front under Adolf Hitler and headquartered in Wolfsburg.
Voltron: Defender of the Universe is an American animated television series that features a team of space explorers who pilot a giant Super Robot known as "Voltron".
The Volkswagen Golf ( listen ) is a compact car produced by the German manufacturer Volkswagen since 1974, marketed worldwide across seven generations, in various body configurations and under various nameplates – such as the Volkswagen Rabbit in the United States and Canada (Mk1 and Mk5), and as the Volkswagen Caribe in Mexico (Mk1).