If you have lost your debit card or it has been stolen, it is essential to act quickly to protect your account. Gulf Coast Bank & Trust Company typically encourages customers to report lost or stolen cards immediately. You can usually do this by visiting the official website of Gulf Coast Bank or accessing their customer service section. They provide contact information for reporting such incidents. It is important to inform them as soon as possible so they can deactivate the card and prevent any unauthorized transactions. Additionally, you may want to monitor your account statements to ensure there are no unexpected charges. Remember that acting promptly is crucial in safeguarding your personal and financial information. For the most accurate and up-to-date information, consider checking the official website directly.