US Sales Tax Finder API

US Sales Tax Finder API

The US Sales Tax Finder API allows users to quickly access accurate sales tax rates based on zip codes for seamless tax calculations.

About the API:  

The US Sales Tax Rates by Zip Code API is a powerful and versatile tool that allows users to access comprehensive data on sales tax rates in various locations in the United States. By providing valuable information without revealing the API's key features, this description is intended to showcase its overall usefulness and flexibility, encouraging curiosity about its unique capabilities.

With a comprehensive database of up-to-date sales tax rates for various zip codes across the country, the API enables users to streamline their financial operations, accurately calculate taxes, and make informed decisions about their business strategies.

The API's easy-to-use interface and extensive documentation facilitate seamless integration into a variety of applications, making it an essential resource for e-commerce platforms, financial software, point-of-sale systems and other software products involving transactional operations.

With the US Sales Tax Finder API, users can effortlessly access sales tax information with a simple query.

In conclusion, the US Sales Tax Finder API is an indispensable tool for businesses, developers and individuals looking for accurate and reliable data on sales tax rates across the United States. With its real-time updates, scalability and robust security, the API enables users to make informed financial decisions, comply with tax regulations and improve their overall operational efficiency. By integrating this powerful API into their applications and systems, users can unlock a world of possibilities and streamline their tax-related processes seamlessly.


What this API receives and what your API provides (input/output)?

It will receive parameters and provide you with a JSON.


What are the most common uses cases of this API?

  1. E-commerce platforms: Online retailers can integrate the API into their platforms to automatically calculate and display accurate sales tax rates to customers based on their shipping address, ensuring tax compliance.

  2. Point-of-sale systems: Physical stores can use the API to calculate sales tax rates for each transaction, simplifying the checkout process and reducing the risk of manual errors.

  3. Financial software: Accounting and financial software applications can leverage the API to facilitate accurate tax reporting and invoicing, streamlining the tax management process for businesses.

  4. Transportation and logistics: Transportation companies can use the API to calculate appropriate sales tax rates for deliveries based on destination zip codes, enabling transparent pricing for their customers.

  5. Market research: Companies conducting market research can use the API to analyze sales tax rates in different regions, helping them to identify potential markets and business opportunities.

Are there any limitations to your plans?

  • Basic Plan: 5,000 API Calls. 60 requests per minute.

  • Pro Plan: 15,000 API Calls. 60 requests per minute.

  • Pro Plus Plan: 50,000 API Calls. 120 requests per minute.

  • Premium Plan: 200,000 API Calls. 120 requests per minute. 

API Documentation


To use this endpoint you must insert a US zip code in the parameter.


Taxes by zip code - Endpoint Features
Object Description
code [Required]
Test Endpoint



Taxes by zip code - CODE SNIPPETS

curl --location --request GET '' --header 'Authorization: Bearer YOUR_API_KEY' 


API Access Key & Authentication

After signing up, every developer is assigned a personal API access key, a unique combination of letters and digits provided to access to our API endpoint. To authenticate with the US Sales Tax Finder API REST API, simply include your bearer token in the Authorization header.


Header Description
Authorization [Required] Should be Bearer access_key. See "Your API Access Key" above when you are subscribed.

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There are different plans suits everyone including a free trial for small amount of requests, but it’s rate is limit to prevent abuse of the service.

Zyla provides a wide range of integration methods for almost all programming languages. You can use these codes to integrate with your project as you need.

The user must insert a zip code to receive the tax rate.

The US Sales Tax Finder API is a tool that provides users with instant access to accurate sales tax rates based on zip codes within the United States.

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