Access our financial planning and report fraud forms and submit online. Want to mail a payment?Access the Middlesex Savings Bank mailing address for bill payment or contact one of our MA branches today. A mortgage payoff letter can come in two forms. One form tells borrowers the remaining principal amount and interest they have to pay to close out the loan. , Ex. E, Payment Archive and Research Center, Query Results Report, Dkt. Time consuming to fill in the forms and queue to place and pick up an order.