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Citibank, N.A. fax number

(605) 330-6750

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Debit Card Disputes (BDU - Debit Card Dispute Unit)

Used for: Signature-Based Debit Card Transaction Dispute

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Fax destination details

Department: Debit Card Disputes (BDU - Debit Card Dispute Unit)
Purpose: Signature-Based Debit Card Transaction Dispute
Form: Signature-Based Debit Card Transaction Dispute — Signature-Based Debit Card Transaction Dispute
Address: P.O. Box 6216, Sioux Falls, SD 57117
Voice phone: (800) 647-5344; CitiPhone: (888) 248-4226
Website: Visit organization website

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Complete and return this form to dispute a signature-based Citibank Debit MasterCard transaction. If you do not have a case number, contact Customer Service at (800) 647-5344, option 1. For other inquiries or disputes, contact CitiPhone at (888) 248-4226. Fax the completed form to (605) 330-6750 or mail to Citibank, N.A., Attn: Debit Card BDU, P.O. Box 6216, Sioux Falls, SD 57117.

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