Aviation
* IATA airport code for Albina Airstrip in Marowijne District, SurinameCompanies
* ABN AMRO Group, a Dutch bank group * ABN AMRO, sometimes referred to as "ABN" in shorthand, is a Dutch state-owned bank * Algemene Bank Nederland, a now-defunct Dutch bankRadio, news and television organizations
* ABN Andhra Jyothi, a Telugu language news channel based in India * Agri Broadcast Network, an Ohio-based agricultural radio news network * ABN (TV station), the Australian Broadcasting Corporation's Sydney TV station * ABNXcess, the sole cable television operator in Malaysia * Asahi Broadcasting Nagano, a TV station in Nagano Prefecture, Japan * Asia Business News, a now-defunct business news channel * Agencia Bolivariana de Noticias, the national news agency of Venezuela * Avivamiento Broadcasting Network, a religious local TV station in Bogotá, Colombia * AMCARA Broadcasting Network, a Philippine-based broadcast company in Quezon City, PhilippinesOther organizations
* Alaska Board of Nursing, the regional board of nurses in the state of Alaska, United States * American Board of Professional Neuropsychology * Anti-Bolshevik Bloc of Nations, an anti-Soviet Cold War group * Aramaic Broadcast Network, part of the Tri-State Christian Television for some years * Australian Bibliographic Network, former name of the Australian National Bibliographic Database, a shared library catalogue and service * Niger Basin Authority (from its French name ''Authorité du Bassin du Niger''), an intergovernmental organisation in West AfricaOther uses
* ABN (hip hop duo), or Assholes by Nature, rappers Trae and Z-Ro; also their 2003 album ''Assholes by Nature'' * Absecon station, Amtrak station code ABN * Abua language, a Central Delta language of Nigeria * Akabane Station (JR East station code), in Kita, Tokyo, Japan *