Melissa Stafford » Business Partners Go back to directory. Melissa Stafford Senior Loan Officer MN Valley Federal Credit Union 1640 Adams St Mankato MN 56001 work Work Phone: 507-387-30055work Work Fax: 507-387-4183workfax Work Email: melissas@mnvalleyfcu.coopINTERNET Categories: Affiliates, Financial Services Updated 3 years ago.