Check whether your local Costco warehouse offers online pizza ordering
Sign in to your Costco account on the Costco website or app
Go to the warehouse food court or pizza ordering section if available
Select your pizza type and size
Choose any available toppings or options
Enter the pickup time if prompted
Review your order details
Pay online if the option is available
Save the confirmation or order number
Pick up your pizza at the warehouse food court at the scheduled time