ABBA American Brahman Breeders Association
ABBA American Business Brokers Association
ABBA Automated Biomass Burning Algorithm
ABBA American Blind Bowling Association (Mercer, PA, USA)
ABBA American Bully Breeders Association (El Cajon, CA)
ABBA Alberta Bed and Breakfast Association (Canada)
ABBA America Burma Buddhist Association (New York)
ABBA American Bed and Breakfast Association
ABBA American Black Belt Academy (Colorado)
ABBA Asociación de Bibliotecarios y Bibliotecas de Arquitectura (Spain)
ABBA Australian Brahman Breeders’ Association
ABBA Agnetha Bjorn Benny Annifrid (Swedish pop group)
ABBA Asheville Bed and Breakfast Association (North Carolina)
ABBA Austin Bridge Builders Alliance (Texas)
ABBA Albany Basin Business Association (New Zealand)
ABBA Alex Bealer Blacksmith Association (Georgia)
ABBA Anti-Big Brother Association (hacking group)
ABBA A Bunch of Book Artists
ABBA Alumni Blue Band Association (Penn State)
ABBA Albuquerque Bed & Breakfast Association
ABBA ADC Backend for Bolometer Arrays
ABBA American Blood Bank Association (Aruba)
ABBA Außerbetrieblicher Büroarbeitsplatz
ABBA Automatisches Bandkassetten Bedienungs Archiv (German: Automatic Tape Cassette Opertating Archive)