How To Login Commonwealth Bank

Securely Accessing Your Commonwealth Bank Account: A Step-by-Step Guide

How To Login Commonwealth Bank: Managing your finances online is a breeze with Commonwealth Bank’s user-friendly NetBank platform. This comprehensive guide will walk you through the login process, whether you’re a seasoned customer or a new user.

Before you begin:

  • Ensure you have a stable internet connection.
  • Have your Customer Number (CRN) and NetCode readily available. These are case-sensitive.
  • Avoid using public computers or unsecured Wi-Fi networks for accessing your account.

Steps to Login:

  1. Visit the Commonwealth Bank website: Navigate to
  2. Click on “NetBank Login”: This button is usually located prominently on the homepage.
  3. Enter your Customer Number (CRN): This unique identifier is usually 9 digits long and can be found on your bank statements or debit/credit card.
  4. Click “Next”: This will take you to the NetCode entry screen.
  5. Enter your NetCode: This is a 4-digit PIN you create during NetBank registration.
  6. Click “Log in”: If your credentials are correct, you will be directed to your secure NetBank dashboard.

Additional considerations:

  • Forgotten Customer Number: If you’ve forgotten your CRN, click on the “Forgotten Customer Number?” link below the login button. You’ll need your registered email address or phone number to retrieve it.
  • Forgot NetCode: Click on the same link mentioned above and choose “Forgot NetCode”. You can then reset your NetCode using your registered information.
  • First-time users: If you haven’t registered for NetBank yet, visit your nearest Commonwealth Bank branch or follow the online registration process through the bank’s website.

Security tips:

  • Never share your login credentials with anyone, including Commonwealth Bank representatives.
  • Be cautious of phishing attempts. Commonwealth Bank will never ask for your personal information through email or unsolicited calls.
  • Log out of your account after every session.
  • Change your NetCode regularly, especially if you suspect any unauthorized activity.

Commonwealth Bank NetBank Login FAQs

1. What if I encounter an error message while logging in?

  • Check your internet connection: Ensure you have a stable connection and try refreshing the page.
  • Verify your credentials: Double-check that you’re entering your CRN and NetCode correctly, including caps lock.
  • Clear your browser cache and cookies: Sometimes, outdated data can cause login issues.
  • Contact Commonwealth Bank’s customer support: If the issue persists, reach out to their customer service for assistance.

2. How often should I change my NetCode?

  • It’s recommended to change your NetCode every 3-6 months for enhanced security.

3. Can I use the same login credentials for the mobile app and NetBank?

  • Yes, you can use the same CRN and NetCode for both the CommBank app and the NetBank platform.

4. Is NetBank safe?

  • NetBank can be safe if you follow security best practices, such as using strong passwords, avoiding public Wi-Fi for banking, and being cautious of phishing attempts. Commonwealth Bank also utilizes various security measures to protect your information.

5. What if I lose my debit card or suspect fraudulent activity?

  • Immediately report a lost or stolen debit card through NetBank or by contacting Commonwealth Bank’s customer service. They can help deactivate your card and investigate any suspicious activity.

6. How can I access additional support or information?


By following these steps and adhering to security best practices, you can ensure a safe and secure online banking experience with Commonwealth Bank. Remember, if you encounter any difficulties or have further questions, don’t hesitate to contact Commonwealth Bank’s customer service for assistance.

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