As soon as you place a Walmart.com order, they will send a confirmation to the email address on file for your account. This email includes your order number, estimated delivery date, shipping information, and an order summary. Your order number will look something like this: 1559116454. If you lose your confirmation email, you can still view your order status and delivery date when you log in to your account. Once logged in, please follow the instructions below:
Click on Account at the top right.
On the menu, click on Account
Once you're in your account, click on 'Walmart Purchase History'
In Purchase History, you'll be able to see your order details, which include your order number.