You can check your Google Play Store order number on the payment receipt sent to your Google Account mailbox

or directly through Google Payments Center.

■ How to Check Your Order Number in Google Payments Center

 1. Go to Google Payments Center (payments.google.com).

 2. Log in with your Google account.

 3. Go to Subscriptions and services > View purchase history > Select an order and check the transaction ID on your receipt.

* List an order number starting with GPA or attach a screenshot.