Whenever you're in Bingo, open the inventory by clicking on Bingo card icon that's within the grey bar above the game. You'll see how many bingo Cards you have and for what value. To play them, simply click on "Play" to go directly into the room.
And there's more! Maybe you saw the 'Coming Soon' tab when you deposit, and now we can finally share what's coming: the best ever deals on Bingo Cards! Make sure to come back and take a look here so you don't miss it!