Countries starting with the letter A are:
- Afganistan
- Albania
- Algeria
- Andorra
- Angola
- Antigua and Barbuda
- Argentina
- Armenia
- Australia
- Austria
- Azerbaijan
Capitals starting with the letter A are:
- Abu Dhabi, United Arab Emirates
- Abuja, Nigeria
- Accra, Ghana
- Addis Ababa, Ethiopia
- Algiers, Algeria
- Amman, Jordan
- Amsterdam, Netherlands
- Andorra la Vella, Andorra
- Ankara, Turkey
- Antananarivo, Madagascar
- Apia, Samoa
- Ashgabat, Turkmenistan
- Asmara, Eritrea
- Astana, Kazakhstan
- Asuncion, Paraguay
- Athens, Greece
- Albany, New York
- Annopolis, Maryland
- Atlanta, Georgia
- Augusta, Maine
- Austin, Texas
