Directions to Route 31 Credit Union Search | Advanced Search | New Members | Coupons and Discounts | All Categories Finance & Insurance >> Banks & Credit Unions Route 31 Credit Union 715 Terrace Street, Suite 101Muskegon, MI 49440 | map 231-726-4871 | fax: 231-722-2628 Visit Site Get directions to: Route 31 Credit Union, 715 Terrace Street, Suite 101, Muskegon MI Get directions from: Click to Print This Page If you would like to see your business here, contact us today to get listed!