FAC may mean:

• Asturian Forum, a political party in Asturias, Spain
• FAC, a prefix to all items in the Factory Records catalogue
• FAC-System, a professional mechanical construction system, like meccano
• FA Cup, the main "knockout" cup competition in English football
• Famalicense Atlético Clube, a sports club from Vila Nova de Famalicão, Portugal
• Fast Attack Craft, a small fast ship for offensive tasks
• Federal Advisory Council, the research arm of the Federal Reserve
• Featured Artists' Coalition, a not-for-profit organisation set up to protect the rights of featured musical artists
• Federal Airports Corporation, a former Australian government enterprise
• Federal Audit Clearinghouse, a government office within the US Office of Management and Budget
• Fellow of the Atlantic Council, the Atlantic Councils are concerned with fostering Atlantic Community relations
• Field-aligned current, a magnetic field aligned current in the Earth’s magnetosphere
• First Amendment Center, an advocacy group for US Constitutional Rights
• Flight Augmentation Computer, a part of the Fly-by-wire system in Airbus aircraft. It is responsible for the rudder control.
• Flow-accelerated corrosion, a corrosion mechanism in which a normally protective oxide layer on a surface dissolves in fast flowing water
• The former Forces Armées Congolaise, the Congolese Armed Forces during Mobutu's rule (see Military of the Democratic Republic of the Congo)
• Foreign Affairs Canada, a department of the government of Canada with responsibility for foreign policy and diplomacy
• Foreign Affairs Council, European Union
• Formal Aspects of Computing, a computer science journal
• Forward Air Controller, an individual who directs the action of military aircraft engaged in close air support of land forces
• Fuerza Aérea Colombiana, the Colombian Air Force

FAC steht für:

• Final Assembly Code, Teil der GSM-Mobiltelefon-Identifikationsnummer International Mobile Equipment Identity (IMEI)
• Floridsdorfer Atlethiksport-Club, einen Fußballverein
• Food Aid Convention, eine seit 1967 mehrfach erneuerte internationale Vereinbarung zur Vergabe von Nahrungsmittelhilfe, in welcher sich die unterzeichnenden Geberländer dazu verpflichten, eine jährliche Mindestmenge an Getreidelieferungen nicht zu unterschreiten
• Forward Air Controller, eine in der Nähe der Kriegsfront befindliche Person, die Luftangriffe zur Unterstützung der Bodentruppen koordiniert
• Fast As Can, eine nur durch die jeweilige Anbindung des Users bestimmte Maximalleistung beim Datentransfer
• Fast Axis Collimating

Une faculté est généralement un département d'une université chargé de l'enseignement d'une discipline.

Faculdade Comunitária de Campinas (ou FAC Campinas) é uma faculdade da Rede Anhanguera Educacional. A FAC de Campinas possui quatro unidades:

• A FAC 1 se localiza no endereço:

Rua José Rosolen, 171 - Jd. Londres, Campinas - SP, Brasil.

Fuerza Aérea Colombiana una de las ramas de las Fuerzas Militares de la República de Colombia, encargada de acuerdo a la Constitución del país andino de ejercer y mantener el dominio del espacio aéreo colombiano para defender la soberanía, integridad territorial y el orden público y constitucional de esa nación sudamericana.