You can easily contact sam club credit card. Their customer care phone is +1-888-746-7726 timing is monday to saturday 7 am to 11 pm. You can chat with live agent on their official website.You can write email to them at [email protected] or [email protected]. You can also write a letter with your name and phone and send to sam’s club,2101 SE Simple Saving drive, Bentonville AR 72716-0745.

Source: https://www.accountiod.com/sams-club-credit-card-login/