Best Alternatives to Postal Code Search APIs in the Netherlands for 2025

As we move into 2025, the demand for reliable postal code search APIs continues to grow, especially for developers looking to enhance their applications with accurate location data. While the Netherlands Postal Code API is a popular choice, there are several alternatives that offer unique features and capabilities. In this blog post, we will explore the top alternatives to the Netherlands Postal Code API, detailing their key features, pricing, pros and cons, ideal use cases, and how they differ from the Netherlands Postal Code API.

Germany Postal Code API

The Germany Postal Code API is a robust service that provides developers with access to a comprehensive database of postal codes across Germany. This API is particularly useful for applications that require accurate postal code validation and geographical data.

Key Features and Capabilities

One of the standout features of the Germany Postal Code API is its ability to limit searches by zip code. To use this feature, developers simply need to input a postal code, and the API will return detailed information about the area associated with that code. For example:

{"type":"FeatureCollection","features":[{"type":"Feature","properties":{"areaUnit":"km","areaTotal":70.812393,"city":"Cloppenburg","postalcode":"49661","state":"Niedersachsen"},"geometry":{"type":"Polygon","coordinates":[[[7.9642823,52.8230245],[7.9674454,52.8208595],[7.9675956,52.8206165],[7.9679364,52.820561],[7.9684854,52.8201182],[7.9729383,52.816974],[7.9746777,52.8171751],[7.9763354,52.8098996],[7.9776872,52.8100826],[7.9762517,52.8009574],[7.9782141,52.8004083],[7.9776329,52.7994751],[7.9810892,52.7992004],[7.9811039,52.7986196],[7.9818921,52.7984207],[7.9848793,52.798588],[7.9852584,52.7983396],[7.9858421,52.7984409],[7.986468,52.7986623],[7.9876886,52.7989053],[7.988208,52.7992419],[7.9922105,52.7975434],[7.9946162,52.7958853],[7.9969355,52.7972957],[7.9962553,52.7974952],[7.9960181,52.7998435],[7.9962459,52.8001109],[7.9962861,52.8016096],[7.9967216,52.8035856],[7.9998498,52.8039408],[7.9985299,52.8053081],[8.0006337,52.8059075],[8.0001245,52.8068682],[8.0014915,52.8071616],[...

This feature is particularly useful for logistics companies that need to optimize delivery routes based on accurate postal code data.

Another important feature is the ability to retrieve postal codes based on latitude and longitude. Developers can input geographical coordinates, and the API will return the corresponding postal code. For instance:

{"type":"FeatureCollection","features":[{"type":"Feature","properties":{"areaUnit":"km","areaTotal":0.530147,"city":"Mnchen","postalcode":"80803","state":"Bayern"},"geometry":{"type":"Polygon","coordinates":[[[11.5741172,48.167371],[11.5741642,48.1671361],[11.5742165,48.1668326],[11.5745474,48.166842],[11.5745791,48.1661225],[11.5743021,48.1661148],[11.5743327,48.1655277],[11.5746493,48.1655604],[11.5747337,48.1648311],[11.5744717,48.1648177],[11.5743767,48.1644926],[11.5744891,48.1642532],[11.5748849,48.1642862],[11.5749871,48.1635516],[11.5749899,48.1635171],[11.575004,48.1634262],[11.5751386,48.1625702],[11.5747265,48.1625037],[11.5748854,48.1622456],[11.5751733,48.1622568],[11.5752129,48.1620928],[11.5749185,48.1620644],[11.5748555,48.1618203],[11.5749945,48.1616179],[11.5753035,48.1616383],[11.5753785,48.1615189],[11.5768831,48.1616159],[11.5774896,48.1615684],[11.5776945,48.1615396],[11.5781692,48.1615342],[11.5783077,48.1616083],[11.5792421,48.1615405],[11.5791844,48.1611601],...

This capability is essential for applications that require geolocation services, such as mapping and navigation tools.

Ideal Use Cases

The Germany Postal Code API is ideal for e-commerce platforms that need to validate shipping addresses, logistics companies optimizing delivery routes, and marketing teams targeting specific geographic areas for campaigns.

Conclusion

In summary, the Germany Postal Code API offers a comprehensive solution for developers looking to integrate postal code functionalities into their applications. Its features, such as searching by postal code and retrieving codes based on geographical coordinates, make it a versatile tool for various industries.

Search Canadian Postal Code API

The Search Canadian Postal Code API simplifies the process of finding Canadian postal codes, making it an excellent alternative for developers targeting the Canadian market.

Key Features and Capabilities

One of the primary features of the Search Canadian Postal Code API is the ability to retrieve a Canadian postal code by providing an address, city, and province code. For example:

{"address":"371-232 2 Nd Ave NE","city":"Kelowna","province":"BC","postal_code":"V4V 1P4"}

This feature is particularly useful for applications that require accurate address validation, such as e-commerce platforms and delivery services.

Ideal Use Cases

This API is ideal for businesses looking to optimize their store locations based on demographic data, as well as for applications that provide localized services based on postal codes.

Conclusion

The Search Canadian Postal Code API is a valuable tool for developers seeking to enhance their applications with accurate Canadian postal code data. Its ease of integration and robust functionality make it a strong alternative to the Netherlands Postal Code API.

Portugal Zip Code API

The Portugal Zip Code API provides accurate location details by inputting ZIP codes, enhancing geospatial precision for various applications.

Key Features and Capabilities

One of the key features of the Portugal Zip Code API is the ability to retrieve detailed address information by providing a full zip code. For instance:

[{"id":"632893112d01b72c1c989c4e","district":"Aveiro","council":"gueda","locality":"Guistolinha","cp4":"3750","cp3":"016","postalName":"AGADO"}]

This feature is crucial for applications that require precise address data, such as navigation and delivery services.

Ideal Use Cases

The Portugal Zip Code API is ideal for real estate platforms, logistics companies, and any application that requires accurate address verification and geolocation services.

Conclusion

In conclusion, the Portugal Zip Code API offers a reliable solution for developers needing accurate postal code data in Portugal. Its features and capabilities make it a strong alternative to the Netherlands Postal Code API.

Postal Code Location API

The Postal Code Location API provides detailed information on all U.S. zip codes, allowing users to search by zip code, city, and state.

Key Features and Capabilities

One of the standout features of the Postal Code Location API is its flexibility in input methods. Users can enter a specific zip code or search for zip codes using city and state parameters. For example:

[{"zip_code": "97202", "valid": true, "city": "Portland", "state": "OR", "county": "Multnomah County", "timezone": "America/Los_Angeles", "area_codes": ["971"], "country": "US", "lat": "45.4803", "lon": "-122.6451"}]

This feature is particularly useful for applications that require comprehensive geographic data for U.S. locations.

Ideal Use Cases

The Postal Code Location API is ideal for address validation, location-based services, and marketing campaigns that require accurate geographic targeting.

Conclusion

Overall, the Postal Code Location API is a powerful tool for developers looking to integrate U.S. postal code functionalities into their applications. Its flexibility and comprehensive data make it a valuable alternative to the Netherlands Postal Code API.

Postal Code Global API

The Postal Code Global API is a versatile tool that provides users with seamless access to a vast repository of zip code data from around the world.

Key Features and Capabilities

One of the key features of the Postal Code Global API is the ability to retrieve information by zip code. Developers can input a zip code in the parameter, and the API will return relevant data. For example:

{"query":{"codes":["99950"],"country":null},"results":{"99950":[{"postal_code":"99950","country_code":"FI","latitude":"69.47290000","longitude":"25.95270000","city":"Karigasniemi","state":"Lapland","city_en":"Karigasniemi","state_en":"Lapland","state_code":"19","province":"Pohjois-Lappi","province_code":"197"}]}}

This feature is essential for applications that require global postal code data, such as international shipping and logistics services.

Ideal Use Cases

The Postal Code Global API is ideal for businesses operating internationally, e-commerce platforms, and applications that require comprehensive location data from multiple countries.

Conclusion

In summary, the Postal Code Global API offers a powerful solution for developers needing access to global postal code data. Its extensive features and capabilities make it a strong alternative to the Netherlands Postal Code API.

Polish Postal Code API

The Polish Postal Code API provides accurate and reliable information on Polish postal codes, making it a valuable tool for developers targeting the Polish market.

Key Features and Capabilities

One of the key features of the Polish Postal Code API is the ability to retrieve detailed information about a specific postal code. Developers can input a valid postcode, and the API will return relevant data. For example:

{"API_Owner":"Michal Futera","API_Owner_Link":"https://linktr.ee/mjfutera","Result":{"Postcode":"95-110","Location":"Zgierz","Voivodeship":"Województwo łódzkie","County":"Powiat zgierski"},"CodesInDB":"43784"}

This feature is particularly useful for e-commerce platforms and logistics companies that need to verify customer addresses in Poland.

Ideal Use Cases

The Polish Postal Code API is ideal for businesses in e-commerce, logistics, and real estate that require accurate postal code information for their operations.

Conclusion

In conclusion, the Polish Postal Code API offers a reliable solution for developers needing accurate postal code data in Poland. Its features and capabilities make it a strong alternative to the Netherlands Postal Code API.

Global Postcode Information API

The Global Postcode Information API provides accurate worldwide postal code data for location-based services, logistics, e-commerce, and more.

Key Features and Capabilities

One of the key features of the Global Postcode Information API is the ability to get location information by specifying a postal code and a country code. For example:

{ "results" : [ { "address_components" : [ { "long_name" : "90001", "short_name" : "90001", "types" : [ "postal_code" ] }, { "long_name" : "Firestone Park", "short_name" : "Firestone Park", "types" : [ "neighborhood", "political" ] }, { "long_name" : "Los Angeles County", "short_name" : "Los Angeles County", "types" : [ "administrative_area_level_2", "political" ] }, { "long_name" : "California", "short_name" : "CA", "types" : [ "administrative_area_level_1", "political" ] } ] } ] }

This feature is essential for applications that require accurate addressing and location-based services across different countries.

Ideal Use Cases

The Global Postcode Information API is ideal for businesses operating internationally, logistics companies, and applications that require comprehensive location data from multiple regions.

Conclusion

Overall, the Global Postcode Information API offers a powerful solution for developers needing access to worldwide postal code data. Its extensive features and capabilities make it a strong alternative to the Netherlands Postal Code API.

Canada Postcode Insights API

The Canada Postcode Insights API provides accurate Canadian postal code information instantly, optimizing logistics and enhancing user experiences.

Key Features and Capabilities

One of the key features of the Canada Postcode Insights API is the ability to retrieve information by providing a Canadian postal code. For example:

{"Code":200,"Description":"OK","Data":[{"ZipCode":"B0N 2H0","City":"MAPLE GROVE","County":null,"State":"NS","CountyFIPS":null,"StateFIPS":null,"TimeZone":"4","DayLightSavings":null,"ZipLatitude":"45.034715","ZipLongitude":"-63.350948"}]}

This feature is particularly useful for applications that require accurate geographic information for Canadian locations.

Ideal Use Cases

The Canada Postcode Insights API is ideal for businesses in logistics, e-commerce, and applications that require accurate postal code information for their operations.

Conclusion

In conclusion, the Canada Postcode Insights API offers a reliable solution for developers needing accurate postal code data in Canada. Its features and capabilities make it a strong alternative to the Netherlands Postal Code API.

Postal Code to State API

The Postal Code to State API is a versatile tool that allows users to convert zip codes to their corresponding names or state codes.

Key Features and Capabilities

One of the key features of the Postal Code to State API is the ability to convert a zip code to its corresponding state name or code. For example:

{"state":"NY"}

This feature simplifies the process of associating zip codes with their respective states, making it invaluable for applications that require geographic data.

Ideal Use Cases

The Postal Code to State API is ideal for businesses that need to validate customer addresses, segment marketing campaigns, and tailor services based on geographic data.

Conclusion

Overall, the Postal Code to State API provides a reliable solution for developers needing to convert zip codes to state information. Its features and capabilities make it a strong alternative to the Netherlands Postal Code API.

Zip Code Finder API

The Zip Code Finder API is a gateway to comprehensive information for every ZIP Code in the United States, allowing users to retrieve details by inputting ZIP Codes directly or exploring locations using city and state parameters.

Key Features and Capabilities

One of the key features of the Zip Code Finder API is its ability to return a list of ZIP Code details matching the input parameters. For example:

[{"zip_code": "04101", "valid": true, "city": "Portland", "state": "ME", "county": "Cumberland County", "timezone": "America/New_York", "area_codes": ["207"], "country": "US", "lat": "43.6608", "lon": "-70.2613"}]

This feature is particularly useful for applications that require demographic details and geographic coordinates associated with each ZIP Code.

Ideal Use Cases

The Zip Code Finder API is ideal for e-commerce platforms, marketing applications, and logistics companies that need accurate ZIP Code data for their operations.

Conclusion

In conclusion, the Zip Code Finder API offers a comprehensive solution for developers needing detailed ZIP Code information in the United States. Its features and capabilities make it a strong alternative to the Netherlands Postal Code API.

Final Thoughts

As we have explored, there are numerous alternatives to the Netherlands Postal Code API that cater to various needs and use cases. Each API offers unique features and capabilities that can enhance applications with accurate postal code data. Depending on your specific requirements—whether it's for logistics, e-commerce, or location-based services—there is an API that can meet your needs effectively. Consider the features, ideal use cases, and integration capabilities of each API to determine the best fit for your project.