Belgian postal code lookup
Enter an address and get the exact postal code in seconds.
Search for a postal code among 4.442.058 Belgian addresses
Data is updated regularly. Last update: 2026-07-12.
Largest municipalities
Antwerpen
136.823
Gent
136.698
Charleroi
75.193
Luik
68.946
Brugge
52.700
Namen
41.959
Bergen
37.119
Brussel
36.400
Aalst
35.878
Leuven
35.564
Kortrijk
34.011
Mechelen
33.826
La Louvière
31.845
Sint-Niklaas
31.629
Hasselt
30.172
Roeselare
28.340
Doornik
27.287
Moeskroen
24.290
Oostende
23.737
Seraing
23.188
Genk
22.707
Schaarbeek
21.942
Verviers
20.684
Anderlecht
20.571
Beveren
20.561
Dendermonde
20.019
Ukkel
19.889
Deinze
19.449
Geel
19.388
Heist-op-den-Berg
19.152
Beringen
18.319
Waregem
17.251
Lokeren
17.037
Sint-Truiden
16.845
Elsene
16.753
Turnhout
16.729