NL Netherlands Major Regions Postal Code Details

๐Ÿ›๏ธ Alkmaar ยท Noord Holland
1813 XJ
Alkmaar
Alkmaar alkmaar noord holland 1813 XJ Netherlands
1831 CP
Koedijk
Koedijk alkmaar noord holland 1831 CP Netherlands
1829 AB
Oudorp
Oudorp alkmaar noord holland 1829 AB Netherlands

๐Ÿ“ฎNL Netherlands Regional Postal Code FAQ & Postal Regulations

๐Ÿ”ข What is the standard format of Dutch postal codes?

Dutch postal codes consist of 4 digits + space + 2 uppercase letters, e.g., 1234 AB. Letters must be capitalized, and a space between digits and letters is mandatory.

๐Ÿ—บ๏ธ How large is the coverage area per postal code?

The first 4 digits indicate a region (e.g., city or district), while the 2 letters pinpoint specific streets or building clusters. One code typically covers around 20 addresses.

โœ‰๏ธ What happens if I write the wrong postal code?

It may cause significant delays or return. Dutch mail sorting relies heavily on postal codes; incorrect formats trigger manual processing, adding 3-5 working days.

๐Ÿ”„ Do Dutch postal codes ever change?

Yes! Codes can be updated due to urban expansion or district reorganization. Verify your address regularly via PostNL's website or local municipality.

๐ŸŒ How to write Dutch postal codes for international mail?

Format: [Street + number], [Postcode] [City], NETHERLANDS. Example: Kerkstraat 42, 1017 GV Amsterdam, NETHERLANDS