If you are looking to install Medal of Honor: Allied Assault (MOHAA)
Original retail keys are alphanumeric, often in this format:
XXXX-XXXX-XXXX-XXXX
(16 characters, 4 groups of 4, letters typically uppercase, no O/0 confusion in some versions). medal+of+honor+allied+assault+cd+serial+number+link
Medal of Honor: Allied Assault CD Serial Number Link If you are looking to install Medal of
Contact EA Games Support: Since Medal of Honor: Allied Assault is an EA Games title, reaching out to their customer support might help. They can guide you through recovering your serial number. 4 groups of 4