What is the Executive Upgrade Item Number associated with Costco?

The Executive Upgrade Item Number associated with Costco is 231590. This item number is specifically designated for members who are interested in upgrading their standard membership to an Executive Membership, which offers additional benefits such as increased cash-back rewards on eligible purchases. The number is part of Costco’s systematic approach to cataloging membership types and streamlining the processing of these upgrades.

Understanding the importance of the Executive Membership is also crucial. This membership not only enhances customer loyalty but also increases the average transaction value as customers who hold this membership typically feel more incentivized to make larger purchases to maximize their rewards.