70 Bay RdMount Gambier, South Australia, Australia 5290 Phone: +61 8-723-5751 Hotel E-mailHotel Website Commission Rooms Rates - 4 $69-$87 (USD) Hoteliers! Is your information accurate? Update Here Colwyn House Bed & Breakfast Location & Neighborhood 10 KM from Mt Gambier airport.Hotel Location: Beach, Lake, Suburban