Postal code

Belgium postal codes

Q: What is the postal code format in Belgium?

Belgium postal codes follow the pattern #### (# = digit, @ = letter), i.e. 4 digits. Examples: 4000, 1000.

Q: What regex validates Belgium postal codes?

^(?:\d{4})$ matches the official format (from Google's address metadata). It checks the shape only; whether a code exists needs a lookup in a postal code database such as the zipcodestack API.

Belgium postal codes have the format #### (4 digits), for example 4000. zipcodestack has 2,791 postal codes for Belgium in 3 regions.

Format: ####
Example: 4000
Codes in our database: 2,791
Local name: code postal / postcode

Belgium postal code format

Pattern	#### (# digit, @ letter)
Examples	4000, 1000
Regex	`^(?:\d{4})$`
Official lookup	www.bpost.be

Format and regex from Google's address metadata (libaddressinput). The regex checks the shape of a code, not whether it exists.

Postal Codes by region

Region	Range	Codes
Bruxelles-Capitale	1000 – 1210	22
Vlaanderen	1500 – 9992	519
Wallonie	1300 – 7973	605

Postal Codes of the largest cities

Brussels 1000 + 33 more Antwerp 2000 + 16 more Gent 9000 + 9 more Charleroi 6000 + 16 more Liège 4000 + 16 more Anderlecht 1000 + 19 more Schaerbeek 1000 + 20 more Brugge 8000 + 2 more Namur 5000 + 9 more Leuven 3000 + 10 more

Neighbouring countries

🇩🇪 Germany#####🇫🇷 France#####🇱🇺 LuxembourgL-####🇳🇱 The Netherlands#### @@

Belgium postal codes: FAQ

What is the postal code format in Belgium?

Belgium postal codes follow the pattern #### (# = digit, @ = letter), i.e. 4 digits. Examples: 4000, 1000.

What regex validates Belgium postal codes?

^(?:\d{4})$ matches the official format (from Google's address metadata). It checks the shape only; whether a code exists needs a lookup in a postal code database such as the zipcodestack API.

What is the postal code of Brussels?

Brussels has 34 postal codes, starting with 1000. The right one depends on the street; see the full list for Brussels.

How many postal codes are there in Belgium?

The zipcodestack database contains 2,791 postal codes for Belgium, each with place name, region and coordinates.

Postal code API

Look up Belgium postal codes by API

zipcodestack looks up, validates and searches postal codes in 149 countries: city, state, coordinates, distances and radius search, as JSON.

/v1/search documentation International postal code API All documentation

300 free requests every month. No credit card required.

GET https://api.zipcodestack.com/v1/search?codes=4000&country=be

{
  "results": {
    "4000": [{
      "postal_code": "4000",
      "country_code": "BE",
      "city": "…",
      "state": "…",
      "latitude": …,
      "longitude": …
    }]
  }
}

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