Australia Post Developer Guide and API Credentials
This developer guide shows how to access Australia Post / Star Track shipping API. See also the list of required API credentials / keys for Australia Post integration.
Email Australia Post customer_connectivity@auspost.com.au and cc support@postmen.com Subject as "Shipping and Tracking API suite", tell them your account number, and contact you to discuss the Shipping and Tracking API suite.
Australia Post will provide Australia Post Shipping API test and production credentials: Password and API Key
If you decide to integrate with Australia Post directly (i.e. not via Postmen), you can read Australia Post API docs online.

Read Australia Post docs
Supported Australia Post service types and service options
Postmen Australia Post technical support: support@postmen.com
How to deal with error "Unauthenticated request: The request failed authentication"
From Australia Post system, the credentials are incorrect, we recommend you check with the carrier directly for the details credential values. The required credentials are: Account number, password, API Key.
Please also read below instructions from Australia Post:
Registering for an API Key
Log in to the Australia Post Developer Centre using your existing login details, and submit your request at the registration page.
If you don’t have a Developer Centre account, you can sign up for one using your current email address. Simply accept the terms and conditions, then log in and submit your request at the registration page.
We recommend reading the Getting Started guide before registering for an API Key.
Get Australia Post Developer Credentials
Email Australia Post customer_connectivity@auspost.com.au and cc support@postmen.com Subject as "Shipping and Tracking API suite", tell them your account number, and contact you to discuss the Shipping and Tracking API suite.
Australia Post will provide Australia Post Shipping API test and production credentials: Password and API Key
If you decide to integrate with Australia Post directly (i.e. not via Postmen), you can read Australia Post API docs online.
Required Australia Post API credentials

Australia Post Developer Resources
Read Australia Post docs
Supported Australia Post service types and service options
Postmen Australia Post technical support: support@postmen.com
FAQ
How to deal with error "Unauthenticated request: The request failed authentication"
From Australia Post system, the credentials are incorrect, we recommend you check with the carrier directly for the details credential values. The required credentials are: Account number, password, API Key.
Please also read below instructions from Australia Post:
Registering for an API Key
Log in to the Australia Post Developer Centre using your existing login details, and submit your request at the registration page.
If you don’t have a Developer Centre account, you can sign up for one using your current email address. Simply accept the terms and conditions, then log in and submit your request at the registration page.
We recommend reading the Getting Started guide before registering for an API Key.
Updated on: 04/04/2023
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