Mo or MO may refer to:
Morocco (; Arabic: المَغرِب, translit. al-maġrib, lit. 'place the sun sets; the west'; Standard Moroccan Tamazight: ⵍⵎⵖⵔⵉⴱ, translit.
Moscow ( or ; Russian: Москва́, tr. Moskva; IPA: [mɐˈskva]) is the capital and most populous city of Russia, with 13.2 million residents within the city limits and 17.8 million within the urban area.
Mongolia (Mongolian: Монгол Улс in Mongolian Cyrillic; ᠮᠤᠩᠭᠤᠯ
Montreal (;), officially Montréal (French pronunciation: [mɔ̃ʁeal]), is the most populous municipality in the province of Quebec and the second-most populous in Canada.
Monaco (; French pronunciation: [mɔnako]), officially the Principality of Monaco (French: Principauté de Monaco), is a sovereign city-state, country and microstate but claimed by the Occitan nationalism, located on the French Riviera in Western Europe.
Mount Everest, also known in Nepali as Sagarmāthā and in Tibetan as Chomolungma, is Earth's highest mountain.
The Moon is an astronomical body that orbits planet Earth, being Earth's only permanent natural satellite.
Mother Teresa, known in the Catholic Church as Saint Teresa of Calcutta (born Anjezë Gonxhe Bojaxhiu; Albanian: [aˈɲɛzə ˈɡɔndʒɛ bɔjaˈdʒiu]; 26 August 1910 – 5 September 1997), was an Albanian-Indian Roman Catholic nun and missionary.
Montana is a state in the Western region of the United States. The state's name is derived from the Spanish word montaña (mountain).