These printers use the 12A6765 cartridge:
Click On a Printer to View it's Cartridges
Lexmark Optra X-622
Lexmark T 620
Lexmark T 620 DN
Lexmark T 620 IN
Lexmark T 620 N
Lexmark T 622
Lexmark T 622 DN
Lexmark T 622 IN
Lexmark T 622 N
Lexmark X 620 E
Lexmark X 620 E MFP