What is a rack card? A rack card is a card that is typically 4 x 9. The term “rack card” refers to the card that is typically found in a display rack in a lobby or waiting areas. Many business’ use rack cards to advertise. Any business can use rack cards, and it is a great way to show people who you are. Are rack cards still used? While phones, iPads, tablets, and much more are taking over the waiting rooms, there are still plenty of people that look at rack cards in a lobby. When you...