Explore details about location Μεσσηνίας. Μεσσηνίας is a location situated within the Δήμος Νέας Ιωνίας alongside other areas such as Λεωφόρος Ηρακλείου, Περγάμου, Χίου. Additionally, some smaller parts of Μεσσηνίας include specific areas like Κύμης adding to the diversity of its landscape.