No credit card required. Digitally sign with 1 click.You can request a payoff quote for any type of loan, including mortgages, car loans, student loans, and personal loans. {This is an Adjustable Rate Mortgage. Under the terms of this loan the next Change Date for the interest rate charged is {Insert Next Rate Change Date}. The mortgage payoff calculator helps you find out. How to fill out the Payoff Request Letter Templates? You will need to provide them with the routing number 313083196 and your 13-digit account number. At AMOCO, we have financial products and services to fit your needs. Find out why DCU has become one of the largest and most successful credit unions in the country, with over one million users and 5900 co-op shared branches.