| Code | Name | Region |
|---|---|---|
| BEAYW | Aywaille | WLG |
| BEBAL | Baal | VBR |
| BEBDE | Baardegem | VOV |
| BEBHO | Baarle-hertog | VAN |
| BEBSR | Baasrode | VOV |
| BEAPL | Appels | VOV |
| BEAPT | Appelterre-eichem | VOV |
| BEABE | Arbre | WHT |
| BEACS | Archennes | WBR |
| BEADO | Ardooie | VWV |
| BEAEJ | Arendonk | VAN |
| BEAGT | Argenteau | WLG |
| BEARL | Arlon | WLX |
| BEAQE | Arquennes | WHT |
| BEASS | As | VLI |
| BEASE | Aspelare | VOV |
| BEASP | Asper | VOV |
| BEAES | Asse | VBR |
| BEABR | Assebroek | VWV |
| BEANE | Assenede | VOV |
| BEASN | Assesse | WNA |
| BEAST | Astene | VOV |
| BEATH | Ath | WHT |
| BE7PD | Athis | WHT |
| BEAAT | Athus | WLX |
| BEAND | Andenne | WNA |
| BEANL | Anderlecht/brussel (bruxelles) | BRU |
| BEADU | Anderlues | WHT |
| BEANY | Andoy | WAL |
| BEAMO | Andrimont | WLG |
| BEANB | Angleur | WLG |
| BEANG | Angreau | WHT |
| BEANH | Anhee | WNA |
| BEALI | Anlier | WLX |
| BEAVE | Annevoie | WNA |
| BEANS | Ans | WLG |
| BEASR | Anseremme | WNA |
| BEAHE | Antheit | WLG |
| BEAIS | Anthisnes | WLG |
| BEATO | Antoing | WHT |
| BEANT | Antwerp Churchill Terminal | VAN |
| BEANR | Antwerpen | VAN |
| BEAVG | Anvaing | WAL |
| BEAZM | Anzegem | VWV |
| BEAHL | Achel | VLI |
| BEACE | Achet | WNA |
| BEACH | Achouffe | WLX |
| BEAGE | Adegem | VOV |
| BEADK | Adinkerke | VWV |
| BEAFF | Affligem | VBR |