You can cancel your Sam’s Club membership by visiting a local Sam’s Club store, submitting your card, asking your your membership to be canceled, and submitting your card.
If you cannot reach a Sam’s Club location, you can submit written request for the cancellation of your membership to one of the following addresses based on where you started your membership:
Florida:
National Electronics Warranty Corporation of Florida (a Service Warranty Association)
P.O. Box 1340
Sterling, VA 20167
Arizona or Wisconsin:
Service Saver, Incorporated
1000 Milwaukee Avenue
Glenview, Illinois, 60025
Anywhere Else:
National Product Care Company
1000 Milwaukee Avenue
Glenview, Illinois 60025