Postcode

The Netherlands postcodes

Q: What is the postcode format in The Netherlands?

The Netherlands postcodes follow the pattern #### @@ (# = digit, @ = letter). Examples: 1234 AB, 2490 AA.

Q: What regex validates The Netherlands postcodes?

^(?:[1-9]\d{3} ?(?:[A-RT-Z][A-Z]|S[BCE-RT-Z]))$ 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.

The Netherlands postcodes have the format #### @@, for example 1234 AB. zipcodestack has 832,304 postcodes for The Netherlands in 12 regions.

Format: #### @@
Example: 1234 AB
Codes in our database: 832,304
Local name: postcode

The Netherlands postcode format

Pattern	#### @@ (# digit, @ letter)
Examples	1234 AB, 2490 AA
Regex	`^(?:[1-9]\d{3} ?(?:[A-RT-Z][A-Z]\|S[BCE-RT-Z]))$`
Official lookup	www.postnl.nl

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

Postcode Areas by region

Region	Range	Codes
Drenthe	7571 – 9766	263
Flevoland	1309 – 8323	97
Friesland	8388 – 9873	475
Groningen	9351 – 9999	253
Guelders	1954 – 8611	500
Limburg	1234 – 9999	282
North Brabant	4251 – 9999	521
North Holland	1011 – 3633	476
Overijssel	7146 – 9999	299
South Holland	1428 – 9999	548
Utrecht	1391 – 4247	234
Zeeland	4301 – 4698	153

Postcode Areas of the largest cities

These lists show the 4-digit postcode areas. Full Dutch postcodes add two letters (1012 AB); the zipcodestack API covers them.

Neighbouring countries

🇧🇪 Belgium####🇩🇪 Germany#####

The Netherlands postcodes: FAQ

What is the postcode format in The Netherlands?

The Netherlands postcodes follow the pattern #### @@ (# = digit, @ = letter). Examples: 1234 AB, 2490 AA.

What regex validates The Netherlands postcodes?

^(?:[1-9]\d{3} ?(?:[A-RT-Z][A-Z]|S[BCE-RT-Z]))$ 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 postcode of Amsterdam?

Amsterdam has 81 postcodes, starting with 1011. The right one depends on the street; see the full list for Amsterdam.

How many postcodes are there in The Netherlands?

The zipcodestack database contains 832,304 postcodes for The Netherlands, each with place name, region and coordinates.

Postal code API

Look up The Netherlands postcodes 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=1234+AB&country=nl

{
  "results": {
    "1234 AB": [{
      "postal_code": "1234 AB",
      "country_code": "NL",
      "city": "…",
      "state": "…",
      "latitude": …,
      "longitude": …
    }]
  }
}

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