It typically details the principal balance, interest due as of that date, per diem, any late fees, etc. Payoff Request Form.By including a per diem amount in the letter, the parties will not have to execute another payoff letter if the termination date. No information is available for this page. The first step is to get in touch with your lender or loan servicer. You can find their contact information on your monthly statements. Can you help me figure this out and retrieve my PAYOFF Thank you for your time! I am trying to find my dad's mortgage information. A 10 day payoff is crucial to getting your old loans paid off during a refinance. Learn how it works from start to finish.