🇦🇺 Castlereagh, Australia

Castlereagh is a suburb of Sydney, Australia, located approximately 32 kilometers northwest of the city center. It has a population of around 5,000 people. While Castlereagh itself doesn't have any ports or shipyards, it is situated close to the city of Sydney, which is a major port city with various facilities catering to seafarers, shipowners, and crewing companies.