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 Message Thank you! Oops! Related Content Federal Income Tax Use this calculator to estimate your income tax liability along with average and marginal tax rates. 9 Facts About Social Security There are things about Social Security that might surprise you. How Much Home Can I Afford? With a few simple inputs you can estimate how much of a mortgage you may be able to obtain.