Squillace (Greek: Skyllision, Skyllition) is an ancient seaside town and comune, in the Province of Catanzaro, part of Calabria, southern Italy, facing the Gulf of Squillace.Squillace is situated on the east coast of Calabria, on the shores of an extensive bay, the Gulf of Squillace (Italian: Golfo di Squillace), which indents the coast of Calabria on the east as deeply as that of the Gulf of Saint Euphemia (Italian: Golfo di Sant'Eufemia) does on the west, with a comparatively narrow isthmus between them.