This is the info from their FAQ page regarding cancelling club subscriptions:
Cancel online:
While on Highlights.com, just click the Account button in the upper right corner of the home page. Select Update My Account and sign into your account using your account number and billing zip code.
Once you’ve signed in, click on My Subscription or My Gift Subscriptions, if recipient is at a different address. Select the Action button next to the Club you wish to cancel and select Cancel. On the following screen, you’ll confirm your desire to cancel by selecting Proceed.
Cancel by phone:
Call customer service at 1-800-962-3661 Monday through Friday from 8 a.m. until 6 p.m. (ET). Our Customer Care team can help you make any adjustments to your account.
mistie
November 28, 2021 @ 11:32AM CST
I placed the order but not able to find customer number anywhere which they need for cancelling the subscription. How do you cancel??
Meghanxmarie
November 28, 2021 @ 4:36AM CST
Never mind, figured it out! 🤦🏼♀️ Thank you so much! Got a great backpack for just .75 cents!
sathvikabear