ABN Finder

Have you lost or forgotten your ABN?


Use the form below to find your ABN instantly at no cost:

1 Fill in the form below to find your ABN. The entire process will take no more than a minute.

2 Once you submit your details:

> the ABN will be shown on the screen and will also be sent to your nominated email address.

> if your ABN is cancelled or is not active, we will provide you instructions on how to register it.


Personal Information


Fillout your first name
Fillout your middle name
Fillout your last name
Please enter your main email address. Please check carefully for typos and other mistakes. Your ABN confirmation will be sent to this email address.
Enter your phone number without any spaces or hyphens.
The TFN itself it's 9 digits, with a check digit. Individuals received a 9 digit TFN. Your Tax File Number (TFN) can be found on any official TAX Office documents. We may contact you to provide your TFN if the ATO cannot verify your information with the details you have provided as a TFN number is required for an ABN number to be issued.

Can't find your TFN?

> Look at your income tax notice of assessment.

> Look at a payment summary (provided by your employer) or your super statement.

> If you have a myGov account linked to the ATO, you can access your TFN online.

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