The NIS code (Dutch: NIS-code, French: code INS) is a numeric code for regional areas of Belgium.
This code is used for statistical data treatment in Belgium.
This code was developed mid-1960s by the Statistics Belgium.
It was first used for the census of 1970.
The NIS code consists of 5 digits: 40000: Province East Flanders 32000: Arrondissement of Diksmuide 73032: municipality Hoeselt 61012: municipality Clavier 23105: municipality Affligem 71022E: municipality part Stokrooie