ANAC may refer to:
- Automatic number announcement circuit
- National Civil Aviation Agency of Brazil, a government agency with oversight of civil aviation in that country
- Administración Nacional de Aviación Civil (Argentina), a government agency with oversight of civil aviation in that country
- Agence Nationale de l'Aviation Civil (Gabon), the government agency with oversight of civil aviation in that country
- Autorité Nationale de l'Aviation Civile, the government agency with oversight of civil aviation in Côte d'Ivoire
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