Lexmark Cartridge Collection Program includes various methods of return and sponsors unique collection partnerships around the world. Collection programs are always free to the consumer and are designed to be easy to use. Country-specific instructions and shipping labels are available online. Empty cartridges may also be returned through participating Lexmark authorized supplies resellers.Compatible Printers: Lexmark C 780 DTN, Lexmark X 782 E, Lexmark C 782 N, Lexmark C 780 N, Lexmark C 782 DN, Lexmark C 782 DTN, Lexmark C 780 DN, Lexmark C 782 Series