Top US Sales Tax Finder API alternatives in 2025

Top US Sales Tax Finder API Alternatives in 2025

US Sales Tax Finder API is a popular choice for developers seeking reliable sales tax data based on zip codes. However, as we move into 2025, several alternatives have emerged that offer unique features and capabilities. In this blog post, we will explore the best alternatives to the US Sales Tax Finder API, detailing their key features, pricing, pros and cons, ideal use cases, and how they differ from the US Sales Tax Finder API.

1. Tax Rate Finder US API

Tax Rate Finder US API provides current U.S. sales tax rates, allowing users to search by zip codes or state names. This API is designed to simplify the process of obtaining accurate tax rates, making it an essential tool for businesses and developers.

Key Features and Capabilities

Sales taxes by zip code feature, users must specify a zip code in the parameter. This allows for precise tax calculations based on the specific location.

{"zipCode":"90012","state":"California","combined_rate":"8.560%","local_rate":"1.310%","state_rate":"7.250%","population":"39,995,077"}

Sales taxes by state feature requires the name of a state as a parameter, providing aggregated sales tax rates for the entire state.

{"zipCode":"","state":"California","combined_rate":"8.560%","local_rate":"1.310%","state_rate":"7.250%","population":"39,995,077"}

Pros and Cons

Ideal Use Cases

How It Differs from US Sales Tax Finder API

2. Sales Tax Rate Lookup API

Sales Tax Rate Lookup API is designed to retrieve accurate sales tax rates for specific addresses, enhancing tax calculations and compliance. This API is particularly useful for applications that require precise tax rates based on exact locations.

Key Features and Capabilities

Countries available. Users can run a simple request to get a list of countries for which tax information is available.

{"countries":{"United States":"US","United Kingdom":"GB","Canada":"CA"}}

Calculate Taxes endpoint, which allows users to enter a country code along with optional parameters like street, city, and zip code to get accurate tax rates.

{"rate":{"country":"US","freight_taxable":false,"combined_rate":6,"zip":"83646-1522","city":"MERIDIAN","state":"ID"}}

Pros and Cons

Ideal Use Cases

How It Differs from US Sales Tax Finder API

3. USA Sales Tax API

USA Sales Tax API is a powerful tool that allows users to access accurate tax rates for all U.S. states based on specific zip codes. This API simplifies the process of determining tax rates for sales transactions.

Key Features and Capabilities

Get Taxes endpoint, which requires users to indicate a zip code in the parameter to retrieve the corresponding tax rate.

{"rate":0.1105}

Pros and Cons

Ideal Use Cases

How It Differs from US Sales Tax Finder API

4. Tax Rate Lookup API

Tax Rate Lookup API automates the sales tax calculation process for transactions occurring in the United States. This API is designed to integrate seamlessly with sales and billing systems.

Key Features and Capabilities

Get US Taxes feature allows users to insert a zip code, city, and state to retrieve the applicable tax rates.

[{"zip_code": "10466", "total_rate": "0.088750", "state_rate": "0.040000", "city_rate": "0.045000"}]

Pros and Cons

Ideal Use Cases

How It Differs from US Sales Tax Finder API

5. Sales Tax by Zip Code US API

Sales Tax by Zip Code US API provides accurate and up-to-date sales tax rates for specific zip codes in the US. This API is designed to assist users in managing sales taxes efficiently.

Key Features and Capabilities

Get Taxes by zip code US feature allows users to insert a US zip code to retrieve detailed sales tax rates, including special, state, city, and combined rates.

{"rate_Special":{"text":"0.375% (Special)","value":"0.00375"},"rate_State":{"text":"4% (State)","value":"0.04000"}}

Pros and Cons

Ideal Use Cases

How It Differs from US Sales Tax Finder API

6. Commerce Tax Rates API

Commerce Tax Rates API provides up-to-date sales tax rates for accurate and compliant transactions in the United States. This API is designed for e-commerce and retail applications.

Key Features and Capabilities

US Taxes feature requires users to enter a US zip code to retrieve the corresponding sales tax rates.

{"status":true,"message":"","data":{"zip_code":90001,"state":"CA","state_rate":"0.06000","county_rate":"0.00250","city_rate":"0.00750"}}

Pros and Cons

Ideal Use Cases

How It Differs from US Sales Tax Finder API

7. Taxes by State API

Taxes by State API helps users obtain the taxes by US state, simplifying the process of determining sales tax rates based on location.

Key Features and Capabilities

Zip Code feature allows users to provide a zip code and receive a JSON response with the relevant tax information.

{"state": "CA", "state_rate": 0.06, "estimated_combined_rate": 0.09375}

Pros and Cons

Ideal Use Cases

How It Differs from US Sales Tax Finder API

8. US Taxes by Zip Code API

US Taxes by Zip Code API is designed to simplify the process of accessing up-to-date tax rates for businesses operating in the United States.

Key Features and Capabilities

Health check feature allows users to confirm that the API is active and working correctly.

{"status":true,"message":"up"}

Tax Get feature retrieves sales tax information using a ZIP code.

{"status":true,"message":"success","data":{"zip_code":501,"state":"NY","state_rate":"0.04000"}}

Tax Search feature allows users to search for sales tax rates by city name.

{"status":true,"message":"success","data":[{"zip_code":26385,"state":"WV","state_rate":"0.06000"}]}

Pros and Cons

Ideal Use Cases

How It Differs from US Sales Tax Finder API

9. Tax Rate USA API

Tax Rate USA API provides accurate and up-to-date tax rates for all U.S. jurisdictions, simplifying tax calculations for businesses.

Key Features and Capabilities

Get tax by zip code feature allows users to enter a zip code to retrieve the corresponding sales tax rates.

{"message": "Response is not available at the moment. Please check the API page"}

Pros and Cons

Ideal Use Cases

How It Differs from US Sales Tax Finder API

Conclusion

Tax Rate Finder US API is ideal for those needing flexibility in search parameters, while the Sales Tax Rate Lookup API excels in providing address-specific tax rates. For businesses focused on compliance, the Commerce Tax Rates API and Tax Rate Lookup API are excellent options. Ultimately, the best choice will depend on your specific requirements, whether that be flexibility, accuracy, or ease of integration.