Nab Australia Complaints Number and Email [August 2023]

If you have a complaint or a question regarding the Nab, here you can find specific information about the Nab complaints number and Nab Australia complaint department. Which allows you to solve your problem or any of your questions?

How to Contact Nab

Way 1: Call the Nab customer number 13 22 65. If you have a complaint about a service and other related query.

Step 2: Here are the second ways to make a compliant on Nab Customer Care via email,

Ways 3: If you have failed to complaint by phone number and email, you can also complaint after through his social media account such as, nab facebook pageTwitter, Instagram.

Customer service hours

Today hours Opening Hours Closing Hours
Monday 24 hours 24 hours
Tuesday 24 hours 24 hours
Wednesday 24 hours 24 hours
Thursday 24 hours 24 hours
Friday 24 hours 24 hours
Saturday 24 hours 24 hours
Sunday 24 hours 24 hours

Nab Australia Number & Email 

Nab phone number  1800 931 678
Nab customer email id
Nab head office phone number NA
Nab headquarter head office address Australian Financial Complaints Authority, GPO Box 3, Melbourne, VIC 3001

Call on Nab Customer care number to get Customer service tips. This is nab customer service phone number that you can use to contact Nab. You can use this number for various tasks such as:

  • Account
  • Loan
  • Credit card
  • Transaction

If you are also experiencing some issue or queries with nab services, you can seek assistance from following Nab customer support email.

Nab Email support is available Feedback & Complaints. You can use it to solve your general problem.


National Australia Bank is one of the four largest financial institutions in Australia in terms of market capitalisation, earnings and customers. NAB was ranked 21st largest bank in the world measured by market capitalisation and 52nd largest bank in the world as measured by total assets in 2019.

Also more: