12/18/20 10:10 AM. Mastercard and Visa are two of the largest electronic payment networks in the world, powering credit and debit card transactions globally. A new to me VISA card phone scam stating there were unauthorized charges made to your VISA card. If you need to report a lost or stolen card or if you need assistance with your Mastercard, please call us on 1-636-722-7111 or one of the toll-free numbers listed under Global Contacts. Get the card support and help information you need from Mastercard. If you need any further support, please call Visa using the dropdown above. Let's listen so you know what's fake. For immediate assistance and answers to your questions, call the phone number found on the back of your Mastercard or Maestro card. Consumers should not respond to any emails or phone calls with requests for any personal card information and are advised to immediately report the situation to local law enforcement as well as the financial institution that issued their card. The website and toll-free number might be located on the front or back of your Visa card. See Settling Credit Card Debt. Box 194607 San Francisco, CA 94119-4607 Global Emergency Contacts Email Us Tweet Us @AskMastercard Citi Credit Cards. If you would prefer to send a written complaint, you can address it to: Visa U.S.A. Inc. P.O. How Credit Card Thieves Try to Scam You Over the Phone . Visa's fraud monitoring service keeps an eye out for unusual charges on Visa cards and alerts the issuing bank when fraud is suspected. Protect Yourself. You receive a phone call from someone who says they're from your credit card company. Activity (415) 820-3360. Visa call centres do not initiate outbound telemarketing calls. Visa call centres do not initiate outbound telemarketing calls. The FTC says that if you’re looking to reduce the interest rate you’re paying on your credit card purchases, your best bet is to handle it yourself for free: call the customer service phone number on the back of your credit card and ask for a reduced rate. Skip to Content. Be calm, patient and persistent. Other phone numbers in the 415 area code. 1-800-950-5114 (or the number on the back of your card) Citi Customer Service. Numbers for specific Citi Cards: Citi® Double Cash Card: 1-855-473-4583; Citi® / AAdvantage® Cards: 1-888-766-2484; Citi® / AAdvantage® American Express® Cards: 1-800-325-2865; Citi ThankYou® Preferred Card, Citi ThankYou® Premier Card: 1-800-842-6596; Citi Prestige℠ Card: 1-877-288-2484 Get a call from 4158203360? Perhaps the easiest way to get in touch with Visa is to call them at 1-800-VISA-911. Consumers should not respond to any emails or phone calls with requests for any personal card information and are advised to immediately report the situation to local law enforcement as well as the financial institution that issued their card. Read comments below to find details about this number. Mastercard, please call us on 1-800-55-7378. The caller asks you to confirm or give up some personal information, e.g., your credit card number, credit card security code, social security number, or mother's maiden name. Report unwanted calls to help identify who is calling. Confidence Score (415) 820-3360 Medium . To log into your credit card account, please visit your issuer or bank website. ... An EveryCaller user suggested caller name as Department of Visa and Mastercard. Read through the FAQ's or contact us to find answers to all of your questions. Visa doesn't have a dedicated phone number for fraud, but consumers can call the Visa 24-hour customer assistance center at 1-800-847-2911 to inquire about fraud issues. If you are travelling abroad, you can call us on one of the numbers listed under 'Global Emergency Contacts'. Global Contacts Reporting Visa credit card violations. Alternatively, you can call the number on the back of your card.