How do I check an iTunes gift card balance?

To check the balance of an iTunes gift card, follow these steps;

i. Sign in with your AppleID and password on iTunes

ii. Click “Account” and then under “View Apple ID” select “Redeem” from the menu. Input your gift card code correctly to view the balance.

Alternatively, put a call through to 1-800-MY-APPLE and follow the prompt.

Read Can my iTunes Gift Card expire?