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ABN Lookup

This is a prototype

Getting started


Search by ABN

Search by ASIC number

Search by Name

Search with Filters

Web services response


Reference data

Data dictionary

Sample code and resources

Change control

Getting started

The ABN Lookup web services allow you to integrate ABN Lookup validation and data into your own applications. There are many uses for the web services, including:

Access to the ABN Lookup web services is free of charge.

The web services provide a number of search options that are not available through the ABN Lookup website. For example, through the web services you can:

Important: We recommend that you avoid use of trading names as these have not been updated since 2012 and will be retired in 2018.


The following answers to common questions will help you to understand whether the ABN Lookup web services will meet your needs.

Can I update my ABN details using the ABN Lookup web services?

No, you cannot update your ABN details or apply for an ABN using the ABN Lookup web services. For more information, see:

Information and resources

For more information about the ABN Lookup web services, see:

Service description (WSDL)

The Web services Description Language (WSDL) is a language for describing web services and how to access them.

The ABN Lookup WSDL and test pages can be found at:

JSON Support

We currently provide limited JSON support for ABN and name searching. A sample page and JavaScript are available from

Keep in touch

We use your contact details to keep you informed of new features and planned outages for the ABN Lookup web services. Please contact us and provide your GUID and new contact details to help us keep in touch.

Last edited: 19 May 2020, 08:39:12