65 selected
- Aachen
- Aargau
- Aceh
- Achaia
- Açores (Azores)
- Aeolis
- Aetolian League
- Afghanistan
- Agatharied
- Ahlen
- Aibling
- Ajman
- Akragas
- Aksum
- Al-Ghurfah
- Albania
- Albi
- Alderney
- Alfeld
- Algeria
- Alsace
- Alsfeld
- Altena-Olpe
- Alwar
- Alzey
- American Samoa
- Amiens
- Ancona
- Andorra
- Angola
- Anguilla
- Anhalt
- Anhalt-Bernburg
- Anhalt-Dessau
- Anhalt-Kothen
- Anhui
- Annam
- Annweiler
- Antigua and Barbuda
- Antwerp
- Apolda
- Appenzell
- Aquileia
- Aragon
- Arches-Charleville
- Arezzo
- Argentina
- Armavir
- Armenia
- Arnhem
- Arnsberg
- Arnstadt
- Artesië (Artois)
- Artois (Artesië)
- Aruba
- Arzberg
- Ascension Island
- Aschaffenburg
- Asturias and León
- Augsburg
- Australia
- Austria
- Austria Netherlands
- Azerbaijan
- Azores (Açores)
- Not filled in