Paying Off a Credit Card Enter various payment options and determine how long it may take to pay off a credit card. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content To Buy or Not to Buy The decision whether to buy or rent a home may have long-term implications. Federal Income Tax Use this calculator to estimate your income tax liability along with average and marginal tax rates. Protecting Your Business from the Loss of a Key Person Business owners may be able to protect themselves from the financial consequences of losing a key employee.