Here are your options for making a payment on your SDCCU loan. Use SDCCU Easy Pay, ACH, online banking or bill pay, branch, phone or mail.CDC requires 15 days written notice from the borrower to establish a payoff date; prepayments are only accepted on the 3rd Thursday of each month. Looking to make a loan payment, request a loan payoff, correct a duplicate payment, or get answers to your general loan questions? You're in the right place. Com to establish an automatic transfer service with MFM. Do you need a loan payoff request form? A payoff statement or a mortgage payoff letter will typically show the balance you must pay in order to close your loan. Auto Loan Payoff Payments. Standard US Mail. ×.