Inn at Mystic: Mystic, Connecticut - Mystic's only inn overlooking Mystic Harbor and Long Island Sound. The Inn at Mystic is an historic combination of accommodations, covering five different buildings from the Main Building to the Mansion. Each property is unique and accommodations vary. We want your accommodations to be perfect, whether you're bringing the family or enjoying a weekend getaway for two. Call us directly at (860) 536-9604 or (800) 237-2415 and we'll do our best to provide a perfect match for you and your guests. Your Mystic Vacation Destination - Overlooking Mystic Harbor & Long Island Sound. Phone: (860) 536-9604 or (800) 237-2415 &bull Phone: 860-536-9604 or Toll Free: 800-237-2415