Can I Refinance My Mortgage? This calculator can help determine whether it makes sense to refinance your mortgage. 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 You May Need to Make Estimated Tax Payments If… Have income that isn’t subject to tax withholding? Or insufficient withholdings? You may have to pay estimated taxes. The Fed and How It Got That Way Here is a quick history of the Federal Reserve and an overview of what it does. Countering Counterfeit Currency Combating counterfeiting remains core to preserving the integrity of the nation’s money.