Compare Quick view Continuous Postcards, 4 X 6, 4,000/carton Universal® Log in for pricing Fanfolded, pinhole stubs. One card across. Meets U.S. Postal Service requirements. Heavyweight card stock. Works with pin-fed printers. Paper Color(s): White; Card Height: 4"; Card Width: 6"; Cards Per Sheet: 1. Log in for pricing Compare Quick view Qty in Cart: 0 Price: Log in for pricing Subtotal: