On, on, or ON may refer to:
Ontario ( (listen); French pronunciation: [ɔ̃taʁjo]) is one of the 13 provinces and territories of Canada and is located in east-central Canada.
One World Trade Center (also known as One WTC, 1 World Trade Center, 1 WTC, or Freedom Tower) is the main building of the rebuilt World Trade Center complex in Lower Manhattan, New York City.
One Thousand and One Nights (Arabic: أَلْف لَيْلَة وَلَيْلَة, translit. ʾAlf layla wa-layla) is a collection of Middle Eastern folk tales compiled in Arabic during the Islamic Golden Age.
Online shopping is a form of electronic commerce which allows consumers to directly buy goods or services from a seller over the Internet using a web browser.
China's one-child was part of a birth planning program designed to control the size of its population.