ANR
- ANR College
- Absolute neighborhood retract
- Active noise control
- Aeronautica Nazionale Repubblicana
- Agence Nationale de Renseignements
- Agence nationale de la recherche
- Agence nationale de renseignements (Democratic Republic of the Congo)
- Agence nationale des renseignements (Togo)
- Akkineni Nageswara Rao
- Alleanza Nazzjonali Repubblikana
- Ambiguous name resolution
- Americans for Nonsmokers' Rights
- Android (operating system)
- Anew Revolution
- Antwerp International Airport
- Australian National Railways Commission
- Awesome New Republic
- Eleventh Air Force
- Erotic lactation
- National Republican Alliance
- National Republican Association
- Subdivision (land)