Call of Duty: Modern Warfare 3 serial code by adminPosted onFebruary 8, 2015February 8, 2017 Call of Duty: Modern Warfare 3 serial code K9H0M-45G91-S9ZGD-44LT1-1F7F0 Call of Duty: Modern Warfare 3 serial code 0.00 / 5 5 1 / 5 2 / 5 3 / 5 4 / 5 5 / 5 0 votes, 0.00 avg. rating (0% score)