In the U.S. send to:

Warranty Replacements
Activision, Inc.
P.O. Box 67713
Los Angeles, CA 90067

In Europe send to:

ACTIVISION (UK) Ltd.
Parliament House
St Laurence Way
Slough
Berkshire SL1 2BW
United Kingdom
Disc Replacement: + (44) 1753 756 189

In Australia and Asia Pacific territories send to:

Warranty Replacements
Activision
Century Plaza
41 Rawson Street
Epping, NSW 2121
Australia