Acra
- ACTRA
- Accounting and Corporate Regulatory Authority
- Accra
- Acra (fortress)
- Acra, New York
- Acre (disambiguation)
- Acriflavine resistance protein family
- Akra (disambiguation)
- Akre (disambiguation)
- All-Channel Receiver Act
- American Car Rental Association
- American Collegiate Rowing Association
- Analytical Credit Rating Agency
- Aqra (disambiguation)
- Arwarbukarl Cultural Resource Association
- Australian Cultivar Registration Authority
- Cairo, New York
- Ptolemaic Acra
- Reem Acra
- Åkra (disambiguation)