How can I check the balance on my Ticketmaster Gift Card? You can check the balace online. You will need your Ticketmaster Gift Card number (16 to 20 digits). Related articles How long is a Ticketmaster Gift Card valid? Where and for what can a Ticketmaster Gift Card be used? Do I need to activate the Ticketmaster Gift Card? Ask us a question My Ticketmaster Gift Card didn't work during my purchase. What can I do?