See the frequently asked questions from Suffolk Credit Union in Long Island, NY. Visit us online for a list of our FAQs and contact us for more details. Suffolk offers a monthly payment plan which allows you to spread out your costs for a small fee.Suffolk Credit Union in NY helps members unlock their financial potential with their personal banking rates. Learn about our balance-boosting dividends. Loans and Debt (Include additional page of other loans and debt, if needed). A loan modification is exactly what it sounds like: a change in the terms of a loan. The objective: achieve a lower, manageable monthly payment. We will update you on any developments. Borrowers can apply, lock in a rate and receive a commitment letter within one day. Teachers works hard to find you the lowest lending rate, complete with terms that match your needs and budget.