Rock Community Federal Credit Union Address: 3975 W Maple Ridge 37th Rd, Rock, MI 49880 Phone: (906) 356-6877 Credit Unions, Federally Chartered Credit Unions Other Businesses: Rays Automotive Repair at 4004 E Maple Ridge 37th Rd, Rock, MI 49880 Rock Bible Chapel at 4144 E Maple Ridge 37th Rd, Rock, MI 49880