Kroger Plus Rewards Cards: Register your Kroger Plus card at www.kroger.com or click here. After creating your account, you will sign into your digital account. Click on My Account. Scroll down to the Community Rewards section. Select Enroll Now or Edit. Enter the NPO number 10266 (Corpus Christi Academy). Click Save. It takes approximately 10 days for the Community Rewards total to begin displaying on your receipt.