Pay Off The Mortgage Balance. After you have the payoff letter, you can send the final payment to your mortgage lender.The mortgage payoff calculator helps you find out. A demand for payment may be requested for a real estate transaction, bulk sale, or liquor license. In each case, a demand for payment is a payoff request. If you are selling or refinancing your home and you have an existing LAHD loan, we offer payoff services for borrowers as well as Subordinations. Discover how much interest you can save if you pay off your mortgage earlier with the Mortgage Payoff Calculator from Credit Union of Southern California. The mortgage payoff statement is a document that provides a comprehensive breakdown of the remaining balance on a mortgage. Visit anytime you have a question or concern about your account. We can help you make your payment online, view your account balance and history, and much more.