Top US Zip Data API alternatives in 2025

Top US Zip Data API Alternatives in 2025

As the demand for accurate and reliable zip code data continues to grow, developers are increasingly seeking alternatives to the USA Zip Code Data API. In this blog post, we will explore some of the best alternatives available in 2025, detailing their features, capabilities, pricing, pros and cons, ideal use cases, and how they differ from the USA Zip Code Data API. Whether you are building location-based services, e-commerce platforms, or logistics applications, these APIs can provide the data you need to enhance your projects.

1. USA Zip Code Data API

The USA Zip Code Data API is a comprehensive service that provides developers with access to a vast database of US zip codes and related information. This API offers accurate and up-to-date data sourced from government agencies, making it a reliable choice for developers.

Key features include:

• Get US Zip Code: This feature allows users to retrieve detailed information about a specific zip code by simply inputting the code. The response includes data such as city, state, area code, timezone, latitude, and longitude.

[{"AreaCode":"412","City":"PITTSBURGH","State":"PA","Latitude":40.460122,"Longitude":-79.835972,"ZipCode":15235}]

• Customizable Data Requests: Users can specify the zip code they want to query, allowing for targeted information retrieval.
• Reliable Data Sources: The API sources its data from authoritative organizations, ensuring high accuracy and regular updates.

Typical use cases include e-commerce for location-based recommendations, real estate platforms for property searches, and logistics for route optimization.

Ready to test the USA Zip Code Data API? Try the API playground to experiment with requests.

2. Zip Code USA API

The Zip Code USA API is designed to quickly retrieve precise location details within the United States. This API leverages an extensive database of US zip codes, providing a standardized solution for obtaining accurate geographic information.

Key features include:

• Get Location Information: Users can enter a US zip code to retrieve detailed information, including the corresponding city, state, timezone, and geographic coordinates.

{"zip_code":"90001","primary_city":"Los Angeles","state":"CA","timezone":"America/Los_Angeles","latitude":33.97,"longitude":-118.24}

• Comprehensive Coverage: The API ensures complete coverage of zip codes across the United States, making it a reliable choice for developers.
• Regular Updates: Data accuracy is maintained through regular updates from reliable sources.

Ideal use cases include logistics applications, market research, and e-commerce platforms that require precise location-based functionality.

Looking to optimize your Zip Code USA API integration? Read our technical guides for implementation tips.

3. Zip Code Details US API

The Zip Code Details US API offers accurate geolocation data and information for US zip codes, enhancing address validation and location-based services.

Key features include:

• Information by Zip Code: Users can indicate a zip code to retrieve essential information such as city, state, county, timezone, latitude, and longitude.

{"ZipCode":"96162","City":"TRUCKEE","State":"CA","County":"NEVADA","TimeZone":"8","ZipLatitude":"39.326668","ZipLongitude":"-120.342310"}

• Seamless Integration: The API provides an easy-to-use interface for integrating zip code data into applications.
• Accurate Data Sources: Information is sourced from authoritative databases, ensuring high accuracy.

Common use cases include address validation, location-based services, and enhancing user experiences in applications.

Need help implementing the Zip Code Details US API? View the integration guide for step-by-step instructions.

4. Zip Code Finder API

The Zip Code Finder API provides comprehensive information for every ZIP Code in the United States. Users can retrieve details by inputting ZIP Codes directly or exploring locations using city and state parameters.

Key features include:

• Zip Code Lookup: This feature returns a list of ZIP Code details matching the input parameters, including demographic details and geographic coordinates.

[{"zip_code": "04101", "city": "Portland", "state": "ME", "county": "Cumberland County", "latitude": "43.6608", "longitude": "-70.2613"}]

• Reverse Lookups: Users can glean insights into the corresponding city, state, and other contextual information linked to a given ZIP Code.
• Well-Documented Endpoints: The API documentation provides code examples for seamless integration.

Ideal use cases include address validation, market research, and enhancing location-based services.

Ready to test the Zip Code Finder API? Try the API playground to experiment with requests.

5. American ZIP Tax Data API

The American ZIP Tax Data API simplifies tax management by providing precise rates for seamless integration into applications, ensuring compliance and accuracy.

Key features include:

• Tax Calculation by Zip Code: Users must indicate a US zip code to retrieve accurate sales tax rates at the ZIP code level.

{"state": "FL", "state_rate": 0.06, "estimated_combined_rate": 0.07}

• Granular Tax Data: The API provides detailed information on sales tax rates, including state, county, city, and special tax rates.
• Regular Updates: Data accuracy is maintained through regular updates against official tax regulations.

This API is ideal for businesses that need to calculate sales tax accurately based on location.

Want to use the American ZIP Tax Data API in production? Visit the developer docs for complete API reference.

6. US Postal Tax API

The US Postal Tax API delivers precise, up-to-date tax data for specific geographic areas within the United States.

Key features include:

• Tax by Zip Code: Users must indicate a US zip code to retrieve accurate tax rate information.

{"rate": 0.1105}

• Comprehensive Tax Data: The API provides information specifically about sales tax rates based on zip codes.
• Trusted Data Sources: Data is sourced from authoritative government resources, ensuring accuracy.

This API is suitable for businesses that require accurate tax rate information for financial decisions.

Need help implementing the US Postal Tax API? View the integration guide for step-by-step instructions.

7. Postal Code to State API

The Postal Code to State API allows users to convert zip codes to their corresponding names or state codes, simplifying the process of associating zip codes with their respective states.

Key features include:

• Converter Zip Code to State: Users can insert a zip code to retrieve the corresponding state name or code.

{"state":"NY"}

• Zip Code Data: This feature provides comprehensive details, including city names, county information, area codes, and geographic coordinates.
• Versatile Integration: The API can be easily integrated into various applications for address validation and customer profiling.

This API is ideal for businesses that need to verify customer locations and segment audiences based on geographic data.

Ready to test the Postal Code to State API? Try the API playground to experiment with requests.

8. Zip Interests Rate USA API

The Zip Interests Rate USA API automates precise calculations of sales tax, guaranteeing compliance and enhancing financial efficiency.

Key features include:

• Sales Taxes USA: Users must indicate a zip code, along with optional parameters for city and state, to retrieve detailed sales tax information.

[{"zip_code": "10001", "total_rate": "0.088750", "state_rate": "0.040000"}]

• Accurate Tax Calculations: The API reflects the most current tax rates and regulations for each region.
• Seamless Integration: The API is designed for easy integration into existing applications and systems.

This API is suitable for businesses in e-commerce and financial transactions that require accurate tax compliance.

Ready to test the Zip Interests Rate USA API? Try the API playground to experiment with requests.

9. Weather by Zip API

The Weather by Zip API provides current weather data for cities by zip code, making it an excellent option for forecast portals.

Key features include:

• Get Weather By Zip: Users can call the endpoint with the zip code of the city to retrieve current weather information.

{"City":"Middletown","State":"DE","TempF":"69.0","Weather":"Overcast"}

• Reliable Data Sources: The API aggregates weather data from reliable meteorological sources to ensure accuracy.
• Customizable Requests: Users can specify different U.S. zip codes to retrieve targeted weather data.

This API is ideal for applications that want to provide real-time weather updates to users.

Want to try the Weather by Zip API? Check out the API documentation to get started.

10. Postal Code Location API

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

Key features include:

• Zip Code Lookup: Users can indicate a zip code to retrieve comprehensive data, including geographic coordinates and time zones.

[{"zip_code": "97202", "city": "Portland", "state": "OR", "county": "Multnomah County", "lat": "45.4803", "lon": "-122.6451"}]

• Flexible Input Methods: Users can enter specific zip codes or perform searches based on city and state parameters.
• High Accuracy: The data is sourced from official postal services and geographic databases.

This API is suitable for address validation, location-based services, and delivery logistics.

Want to use the Postal Code Location API in production? Visit the developer docs for complete API reference.

Conclusion

In conclusion, the alternatives to the USA Zip Code Data API offer a variety of features and capabilities that cater to different needs. Whether you require precise location data, tax calculations, or weather information, there is an API that can meet your requirements. The Zip Code USA API and Zip Code Details US API are excellent choices for location-based services, while the American ZIP Tax Data API and US Postal Tax API are ideal for businesses needing accurate tax information. For those looking to integrate weather data, the Weather by Zip API is a great option. Ultimately, the best alternative will depend on your specific use case and requirements.