[Your Name] [Your Address] [City, State, ZIP Code] [Email Address] [Phone Number] [Date] [Credit Card Company Name] [Credit Card Company Address] [City, State, ZIP Code] Subject: Report of Lost Credit Card Dear [Credit Card Company Name], I am writing to report the loss of my credit card, bearing the account number [insert credit card number]. I am an esteemed cardholder with your company, and I am deeply concerned about the potential unauthorized usage of my credit card. I regret to inform you that I have been unable to locate my credit card since [mention date]. Despite a thorough search of my premises and retracing my steps, I have been unsuccessful in recovering it. Therefore, to prevent any possible fraudulent activities, I kindly request you to take immediate action to freeze my credit card account. Below, I have provided the relevant information pertaining to my credit card account: 1. Full Name: [Your Full Name] 2. Credit Card Number: [Your Credit Card Number] 3. Credit Card Type: [Visa/Mastercard/American Express/Discover] 4. Date of Loss: [Date of Loss] 5. Last Known Transaction: [If possible, mention the last transaction made using the credit card] 6. Contact Number: [Your Contact Number] 7. Email Address: [Your Email Address] 8. Alternate Contact Number (if available): [Alternate Contact Number] I kindly request that you promptly cancel my credit card and issue a new one to prevent any unauthorized transactions. Additionally, please ensure that no unauthorized charges are made on my account during this period. I understand that there may be certain procedures and forms required to process my request properly. Kindly provide me with the necessary steps and any documentation I need to complete promptly. If there are any fees associated with card replacement, please inform me in advance. I would appreciate your immediate attention to this matter so that my credit card account can be secured timely. Your cooperation and assistance in resolving this issue effectively will be highly regarded. If you require any further information or have any questions, please do not hesitate to contact me through the phone number or email address provided above. Thank you for your prompt attention to this matter, and I look forward to a quick resolution. Yours faithfully, [Your Name]