NL Netherlands Major Regions Postal Code Details

๐Ÿ›๏ธ Katwijk ยท Zuid Holland
2223 VA
Katwijk
Katwijk katwijk zuid holland 2223 VA Netherlands
2231 CK
Rijnsburg
Rijnsburg katwijk zuid holland 2231 CK Netherlands
2235 ZH
Valkenburg
Valkenburg katwijk zuid holland 2235 ZH 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