| Name | Country | 14C dates | |
|---|---|---|---|
|
1-20 / 735 show all | |||
| Aalborg Municipality | Denmark | 1 | Show |
| Aargau | Switzerland | 8 | Show |
| Aarhus Municipality | Denmark | 5 | Show |
| Aberdeen | Scotland | 0 | Show |
| Aberdeenshire | United Kingdom | 57 | Show |
| Abruzzo | Italy | 12 | Show |
| Abu Dhabi | United Arab Emirates | 0 | Show |
| ad-Dachiliyya | Oman | 0 | Show |
| ad-Dali' | Yemen | 0 | Show |
| ad-Daqahliyya | Egypt | 0 | Show |
| Ålands landsbygd | Åland Islands | 6 | Show |
| Al'Aqabah | Jordan | 0 | Show |
| al-Bahr al-ahmar | Egypt | 0 | Show |
| al-Balqa | Jordan | 0 | Show |
| al-Bu-haira | Egypt | 0 | Show |
| al-Dschiza | Egypt | 0 | Show |
| Alentejo | Portugal | 15 | Show |
| Aleppo | Syria | 0 | Show |
| al-Fay-yum | Egypt | 0 | Show |
| Algarve | Portugal | 24 | Show |
