| Code | Name | Region |
|---|---|---|
| NLBAA | Baarn | UT |
| NLBBR | Babberich | GE |
| NLBAD | Badhoevedorp | |
| NLBXE | Baexem | |
| NLBAF | Baflo | |
| NLALH | Amstelhoek | |
| NLAMV | Amstelveen | |
| NLATR | Amstenrade | LI |
| NLAMS | Amsterdam | |
| NLANL | Andel | |
| NLANT | Andelst | |
| NLAND | Anderen | DR |
| NLAIJ | Andijk | |
| NLREN | Angeren | GE |
| NLAJM | Anjum | |
| NLANP | Anna Paulowna | NH |
| NLNNE | Annen | |
| NLAPE | Apeldoorn | |
| NLAPS | Appelscha | FR |
| NLAPP | Appingedam | GR |
| NLARC | Arcen | LI |
| NLARK | Arkel | |
| NLARM | Arnemuiden | |
| NLARN | Arnhem | |
| NLARU | Arum | FR |
| NLABL | Alblasserdam | |
| NLAWD | Albrandswaard | ZH |
| NLALK | Alkmaar | NH |
| NLALW | Allingawier | FR |
| NLALM | Almelo | OV |
| NLAMN | Almen | GE |
| NLAER | Almere | FL |
| NLAKK | Almkerk | |
| NLAPH | Alphen | NB |
| NLAPN | Alphen Aan Den Rijn | ZH |
| NLAAC | Alphen-chaam | NB |
| NL5RD | Alteveer | DR |
| NLVRT | Alteveer | GR |
| NLART | Altforst | GE |
| NLAED | Ameide | ZH |
| NLAML | Ameland | |
| NLZAI | America | LI |
| NLAMR | Amerongen | UT |
| NLAME | Amersfoort | |
| NLAMZ | Ammerzoden | |
| NLLTE | Aalten | |
| NLAZU | Aan De Zuwe | UT |
| NLAAR | Aardenburg | |
| NLADV | Aarlanderveen | ZH |
| NLARI | Aarle Rixtel | NB |