🇳🇱 The Netherlands · South Holland
Leiden postcodes
Leiden, South Holland, has 16 4-digit postcode areas, from 2311 to 2334. Which one applies depends on the street address.
- Postcode Areas
- 16
- Population
- 119,713
- Region
- South Holland
- Coordinates
- 52.1583, 4.4931
All Leiden 4-digit postcode areas
2311231223132314231523162317231823212322232323242331233223332334
No code matches.
Data: GeoNames (CC BY 4.0) and zipcodestack.
These lists show the 4-digit postcode areas. Full Dutch postcodes add two letters (1012 AB); the zipcodestack API covers them.
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Frequently asked questions
What is the postcode of Leiden?
Leiden has 16 4-digit postcode areas in South Holland. The right code depends on the street address; the list on this page shows all of them, starting with 2311.
How many 4-digit postcode areas does Leiden have?
Our data lists 16 4-digit postcode areas for Leiden, The Netherlands.
How do I find the exact postcode for an address in Leiden?
Use the official postal service lookup or a geocoding API with the full street address. For software, the zipcodestack API returns city, region and coordinates for any postcode and can search codes by city or by radius.
Postal code API
Leiden 4-digit postcode areas in your app
zipcodestack looks up, validates and searches postal codes in 149 countries: city, state, coordinates, distances and radius search, as JSON.
/v1/code/city documentation ZIP code API All documentation
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GET https://api.zipcodestack.com/v1/code/city?city=Leiden&country=nl
{
"query": { "city": "Leiden", "country": "nl" },
"results": ["2311", "…"]
}Free postal code tools
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