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    How to find a company's registration number in Australia

    Free, official, source-cited — updated 2026-06.

    Search Company Records in Australia

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    Reviewed by LemReveal Research TeamLast verified June 2026Primary source: ABR

    How do I find a company's registration number in Australia?

    Search the company's name on ABR at https://abr.business.gov.au. The result page shows its registration number — the same identifier that appears on invoices, contracts, and government filings.

    Step-by-step

    1. 1

      Open ABR

      Navigate to https://abr.business.gov.au.

      https://abr.business.gov.au
    2. 2

      Search by company name

      Type the exact trading or legal name. Partial matches usually work; add the city if the name is common.

    3. 3

      Copy the registration number

      The registration number is displayed at the top of the entity profile. It is the authoritative ID for cross-referencing.

    4. 4

      Confirm it's the right entity

      Check the registered address and incorporation date to be sure you have the correct legal entity, especially for groups with similarly named subsidiaries.

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    Frequently asked questions

    Where is a Australia company's registration number published?

    It appears on the entity's public profile in ABR (https://abr.business.gov.au) and must be quoted on invoices, contracts, and official correspondence.

    Is looking up a Australia registration number free?

    Yes. Basic name-to-number lookup on ABR is free and does not require an account.

    What is an ABN?

    An Australian Business Number (ABN) is an 11-digit unique identifier issued to all entities registered in the Australian Business Register. It's used for tax, GST, and business-to-business transactions. You can search for any ABN for free at abr.business.gov.au.

    People also ask about find a company's registration number in Australia

    The exact questions searchers type into Google — answered from the primary source.

    Is the Australia company register free to search?

    Yes. Basic company lookups on the ASIC / Australian Business Register are free — you can search by company name or registration number, view legal status, registered address and (usually) directors at no cost. Some jurisdictions charge a small fee only for downloading full filed documents.

    What is the official Australia business registry?

    The ASIC / Australian Business Register is the official public register of companies incorporated in Australia. It is operated by the government and is the primary source cited on this page — https://abr.business.gov.au.

    Where do I find a Australia company's registration number?

    Every registered Australia entity has a unique registration number issued at incorporation. It appears on invoices, contracts, the company's website footer (often in a "legal" section), and prominently on its ASIC / Australian Business Register record.

    Is a Australia registration number the same as a VAT number?

    No. The registration number is the identifier issued by the ASIC / Australian Business Register when the company was formed. The VAT number is a separate tax identifier issued (only if the company is VAT-registered) by the national tax authority. Many small companies have a registration number but no VAT number.

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