Belgian regions and municipalities with INS codes and postal codes (nomenclature from 1/01/2025)

Belgian regions and municipalities with INS codes and postal codes (nomenclature from 1 January 2025)Method: the processing is based on the comparison of two sets of data, namely the recovery of the dataset of the postal cantons of Bpost and the dataset of data Administrative Units – Municipalities of the General Administration of the Financial documentation from the FPS Finance. Constraints: in In most cases, there is a one-to-one relationship between postal codes. and the codes of the municipalities, with the exception of 1040 (Etterbeek), 1050 (Ixelles) and 1804 (Cargovil). More info: https://statbel.fgov.be/en/propos-de-statbel/methodology/classifications/geography