What is an ABN checker?

An ABN checker lets you look up an Australian Business Number and review basic business details such as the registered entity name, GST status, entity type, ABN status, and business location.

Can I check if a business is registered for GST?

Yes. This free ABN checker can show GST registration information when it is available from the ABR source page.

Why should I check a supplier's ABN?

Checking a supplier's ABN can help confirm their business details, GST registration, entity type, and registration status before onboarding, payment, or invoice processing.

Free business lookup tool

Free ABN Checker

Check an Australian Business Number and quickly review basic business details, GST status, entity information, and supplier verification signals.

What can you use this ABN checker for?

This free ABN checker is designed for quick supplier, contractor, and business checks before you add a business to your system, send payment, or continue with onboarding.

Check supplier details

Confirm the ABN, business name, entity type, GST status, ABN status, and basic registration details.

Review GST status

Quickly see whether the business is registered for GST before processing invoices.

Reduce manual searching

Save time compared with checking ABR, ASIC, and other sources manually during onboarding.