The postal code of Nieuwkoop which is listed in our database is 2421 CJ. Our records often include geographical coordinates of Nieuwkoop and it's corresponding postal code.
In the result box below, you can find the postal code of Nieuwkoop and it's location on the map if we have the location information available.
Every postal code is also located in a region or a district, in case we know the district or region of the city it will too be listed in the results.
All kinds of additional information we have on Nieuwkoop may also be present such as geographical data, historical records or news about Nieuwkoop and 2421 CJ in general.