Tax ID validation for everyone.
VAT number, ABN, GSTIN. Validate these and more using our free, secure and refreshingly easy to use APIs.

One API for Tax ID validation across the globe
Leave the hassle of bringing together multiple Tax ID sources in one place to us. Focus your energy on building your core product.
Global coverage
Multiple national databases under one roof
Validate in Bulk
Upload Tax IDs in bulk and instantly validate their authenticity
Single API
Easily switch Tax ID validation between countries with a single API integration
Audit trails
Refer to validation history anytime
28+
countries supported
99.99%
system uptime
#1
Open source
5 star
Community driven roadmap
Eureka!
Look no further. You are in expert hands;
We are here to make your Tax ID validation
Easier and Efficient
Affordable
Secure
Building blocks for anything taxation
Our platform will eliminate business’ need for multiple integrations with individual data sources. We manage all the individual integrations on our end and let you access through a single API

The Lookup Promise
Focus on other parts of your business operations. We will take care of Tax ID validation. Integrate once and forget about it. That's how reliable we are.
Fast Performance
UK. Europe. Australia. No matter the country, call our API's and instantly see the results. You don't deserve to wait.
Free subscription for small businesses
If you are a freelancer or a startup, get started with our free plan with 100 Tax ID validations per month. You only have to pay as you grow.
Partner with us
We want to seamlessly integrate with your Billing, CRM and any other tools where you want to validate Tax IDs. Drop a request if you want us to build an integration with the tool you use. If you are a platform where your customers need to validate Tax IDs partner with us. Insert Request an app integration link here
Take control
Self hosting option for enhanced privacy. Open source community support to extend Tax ID validation to all countries you sell to.

Plug and play solutions and integrations
No code solution to enable Tax ID validation in your existing billing and CRM tools (Coming soon).
Connect with your favourite apps and validate Tax IDs instantly
10+ apps support on the way
Choose a plan that is right for you
With plans for both startups and large enterprises, everyone can use Lookup
Free
For getting started
- Full access to all features
- One API to validate Tax ID in various countries
- Bulk Tax ID validation
- 100 API requests
- Premium Support
Pro
For fast growth teams
Starting from
49/mo
- Full access to all features
- One API to validate Tax ID in various countries
- Bulk Tax ID validation
- 10000 API requests
- Premium Support
Do you have any quesiton
Our support team ready to help you, please contact with them