BNA

• Bahrain News Agency, the state news agency of Bahrain
• Bakhtar News Agency, the state news agency of Afghanistan
• Belga News Agency, the national news agency of Belgium
• British Newspaper Archive
• BNA: Brand New Animal, an anime television series
• BNA Records, a record label
• Bureau of National Affairs, a U.S. commercial publisher

• BNA, IATA airport code of Nashville International Airport
• BNA, National Rail station code of Burnage railway station, Manchester, England

• Banco Nacional de Angola
• Banco de la Nación Argentina

• British Naturalists' Association
• British Neuroscience Association
• Basle Nomina Anatomica, the first revision of anatomic nomenclature
• Bridged nucleic acid

• British North America, a former name for Canada
• British North America Acts, the original Constitutional Acts of Canada

• Burma National Army
• Bulgarian National Alliance

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