Mailing Address

Signia Credit Union
PO Box 860669
Wahiawa, HI  96786

Office Phone: (808) 624-9884

Debit Card Phone Numbers

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Lost or Stolen Debit Cards
Please report your missing and presumed lost or stolen Debit MasterCard® immediately by calling one of the following cardholder support help lines		 Call
Local (808) 624-9884
24-hour Card Support (800) 383-8000
International Cardholders (812) 647-9794

Debit Card Dispute Services

For assistance initiating a dispute or fraud claim for unauthorized debit card transactions, call (833) 288-1126 for Debit Card Dispute Services with Shazam.

Debit Card Fraud Services

If you received a call from our Fraud Department with Shazam, wanting to verify suspected fraudulent transactions, call them back at: (855) 219-5399.

Debit Card Activation and PIN Creation

To activate your Signia Credit Union Debit MasterCard® or create/reset your PIN, call (800) 717-4923 from your phone number on file.