https://www.fnb.co.za/credit-card/index.html | If you have lost your debit or credit card, or if it has been stolen, it is essential that you cancel the card as soon as possible in order to avoid falling victim to fraudulent activity. With FNB, cancelling debit and credit cards is very simple. Just log onto your Online Banking profile, click on ‘My Cards’ and then click to cancel. It’s as easy as that! With such convenience and simplicity, it is no wonder why FNB is the best credit card and debit card provider in South Africa.