Get Credentials to Access TNT Australia Shipping API

Overview

AfterShip Shipping is a powerful multi-carrier shipping platform and API that helps you automate shipments across USPS, UPS, FedEx, DHL, and 100+ other carriers. Follow the steps below to obtain the required credentials and connect the TNT Australia shipping API to AfterShip Shipping quickly and easily.

Get TNT Australia Developer Credentials

Email your TNT Australia sales representative and cc [email protected]. Request access to TNT Australia's API credentials.
TNT Australia will provide test credentials for both the Sandbox and Production environments.

Required TNT Australia API Credentials

You will need the following information:

Account number
Username
Password
Sender code
Prefix

Please consult your TNT Australia point of contact to obtain your pre-assigned tracking number and enter it into AfterShip Shipping. The tracking number should not include your 3-letter prefix. For instructions on how to add pre-assigned tracking numbers, refer to this guide.

Settings

Field	Description
Overnight pre-alert by SMS	Sends SMS notifications to customers for forward shipments. A valid customer phone number is required.
Overnight pre-alert by Email	Sends email notifications to customers for forward shipments. A valid customer email address is required.
Receiver milestone alerts by SMS	Sends SMS updates to customers for forward shipments. A valid customer phone number is required.
Receiver milestone alerts by Email	Sends email updates to customers for forward shipments. A valid customer email address is required.
Shipment Movement Type	Select B2B or B2C based on your account type.

B2B Shipment Notes

TNT Australia requires an SSCC for all B2B shipments. Include your SSCC in parcels.description with the prefix "SSCC:".

Example request payload:

"parcels": [
    {
        "box_type": "custom",
        "dimension": {
            "width": 63,
            "height": 31,
            "depth": 124,
            "unit": "cm"
        },
        "description": "SSCC:${18 digits}",
        "items": [
            {
                "description": "product",
                "quantity": 1,
                "price": {
                    "currency": "USD",
                    "amount": 100
                },
                "weight": {
                    "unit": "g",
                    "value": 500
                }
            }
        ],
        "weight": {
            "unit": "g",
            "value": 500
        }
    }
]

No shipping label is generated for B2B shipments.

Additional Resources

Read the full TNT Australia documentation
View supported TNT Australia service types and options
For technical support, contact: [email protected]

Updated on: 18/11/2025