The Master Lock Customer Care line is available from 8 AM to 4 PM CST Monday thru Friday.
Please call us at 800-464-2088. For Canadian customers, please call us at 1-800-227-9599. If you'd like to e-mail us your comments, please fill out the fields below and include the model number of your lock.

Due to higher than normal email volumes, we are working to get your emails responded to as quickly as possible. We thank you for your patience and we apologize for any inconvenience this delay may cause.
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