Quick service guides
Telephone based enquires can mean call queues and wait times. Try using our online help tools.
Merchant support and troubleshooting
Contact us for merchant solutions and sales
Speak to a specialist for solutions, sales and enquiries.
Call us
Monday to Friday, 8am - 6pm (AEST/AEDT)
Within Australia: 1300 338 767
Request a call back
Contact us for merchant servicing and support
Speak to a specialist for customer support and servicing.
Call us
24 hours, 7 days a week
Within Australia: 1300 369 852
Request a call back
Contact us for NAB Key Auth
Contact information if you need to manually process a customer’s card payment.
Call us
24 hours, 7 days a week
Request a call back
Have a business banking specialist call you.
Important information
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