The US standard size of 3.5″ x 2″ is this standard business card used worldwide. These dimensions are convenient as it can easily be slipped into the pocket, wallet, or purse. These visiting cards are light-catching and designed with reflective surface. You can choose from three different card sizes , i.e. (Standard, Square & Slim). Matte Visiting Cards are printed with shine-free finish and can make your business look unique and special to your customers. Choosing the right business card size ensures your card fits seamlessly into wallets, printers, and industry standards. Below, we break down global business card dimensions for North America, Europe, Asia, and specialty shapes (square, rounded corners), with exact measurements in inches, millimeters, and pixels. 1. North America. Why This Size? Standard Business Card Size The standard business card size is 3.5 inches by 2 inches (88.9 mm x 50.8 mm), which is the most widely accepted size for visiting cards . This size is popular because it fits easily into most wallets and cardholders, making it convenient for people to carry them around.