1 Syme StWilliamstown, Victoria, Australia 3016 Phone: +61 3-9393-5300Fax: +61 3-9393-5350Toll Free: +877-424-6423 Hotel Website Classification 6 First Class Commission Rooms Rates 10% 40 - Hoteliers! Is your information accurate? Update Here MainStay Suites Williamstown Location & Neighborhood Central location on the harbour close to restaurants and shops.. MelbourneNearest Cross Street: Nelson PlaceHotel Location: Beach