ACFA may refer to:

• Arizona Consumer Fraud Act of 1967, the legislation giving consumer protections
• American Cat Fanciers Association, the cat pedigree and championship non-profit founded in 1955
• fr:Association canadienne-française de l'Alberta, a community of French-speaking Canadians in Alberta

• Old Capitol Mall
• Old Cariboo Road
• Old Carlisle
• Old Carthusians
• Old Carthusians F.C.
• Old Cases
• Old Cases (The Wire episode)
• Old Casino de Ferrol
• Old Castle
• Old Castle of Lieto
• Old Castle, Ontario
• Oldcastle, Ontario
• Old Castle (Stuttgart)
• Old Castle Swifts
• Old Castle Swifts F.C.
• Old cat
• Old Cathedral of Coimbra
• Old Cathedral of Lleida
• Old Cathedral of Rio de Janeiro
• Old Cathedral of Saint John of Matha and Saint Felix of Valois
• Old-Catholic
• Old Catholic Church in Italy
• Old Catholic Church of America
• Old Catholic Church of Austria
• Old Catholic Church of the Czech Republic