OSM tag name=Πλακουλίθρα matches Plakoulithra in these Wikidata fields:
| Ionian Islands | place=islet, place=island, boundary=administrative, admin_level |
| Islands of Attica | place=islet, place=island, boundary=administrative, admin_level |
| Islands of Greece | place=islet, place=island, boundary=administrative, admin_level |
| Landforms of Islands (regional unit) | place=islet, place=island, boundary=administrative, admin_level |