How to View Your Payment History Online
You can view your payment history in two ways.
It's important to note that payments made within the last 48 hours may not show straight away. Further info on payment timeframes is available in this article.
Go to the Optus Pay My Bill screen
Within the Pay My Bill screen click the Previous Payment button (image below)
Enter your account number and click Show History (image below)
To view your payment history online, log into My Account. Your payment history is shown in the bills and payments section.