Opal card balance and activity
Check your balance and activity online.
You can easily check your Opal card balance and activity online.
You can also check your balance at a top up machine, an Opal retailer, on the Opal Travel app or when tapping on and off.
Registered Opal cards
If your Opal card is registered, you can see up to 18 months of Opal card activity for each of your cards.
If you have a stored payment card, you can also manage your top ups and set up auto top up.
Unregistered Opal cards
If you have not registered your Opal card, you can only see the last 10 Opal card activities when checking your balance, including trips, top-ups and reversals.
Use the 16 digit number and 4 digit security code on the back of your Opal card to view details.

How to check your balance online
- Select the 'Check online' button.
- Log in to your Opal account (registered cards), or enter your card number and security code (unregistered cards).
Benefits of registering your Opal card
Create an Opal account to:
- Access up to 18 months of travel activity
- Protect your balance in case of loss or damage
- Set up auto top up so you're always ready to travel
- Link multiple cards to your account.
Reading your Opal activity statement
Your Opal activity records all card transactions, including trips, top ups, and adjustments.
Activities and balance may take up to 48 hours to appear on the website.
If you forget to tap on or off, you'll be charged the default fare with an 'unknown' origin or destination.
Look for 'TfNSW' and 'Opal' on your bank statement to identify Opal transactions.