Sicilian language, or known in Italian linguistics as the "extreme southern dialect group", is spoken on the island of Sicily; and in the south of both Calabria and Apulia; and in Cilento, in the southernmost of Campania.

Sicilian proper, spoken on the island of Sicily: Western Sicilian; Central Metafonetica; Southeast Metafonetica; Ennese; Eastern Nonmetafonetica; Messinese.

Sicilian dialects on other islands: Isole Eolie, on the Aeolian Islands; Pantesco, on the island of Pantelleria.

Calabro, or Central-Southern Calabrian: dialects are spoken in the central and southern areas of the region of Calabria.

Salentino, spoken in the Salento region of southern Apulia.

Southern Cilentan: spoken in Roccagloriosa and Rofrano in southern tip of Cilento, which is southern Province of Salerno, in the Campania region.

Cilentan: spoken in Cilento, influenced by both Neapolitan language and Sicilian language.

In addition, some Gallo-Italic languages are spoken in Central-Southern Italy.
Sicilian language, or known in Italian linguistics as the "extreme southern dialect group", is spoken on the island of Sicily; and in the south of both Calabria and Apulia; and in Cilento, in the southernmost of Campania.
Sicilian proper, spoken on the island of Sicily: Western Sicilian; Central Metafonetica; Southeast Metafonetica; Ennese; Eastern Nonmetafonetica; Messinese.
Sicilian dialects on other islands: Isole Eolie, on the Aeolian Islands; Pantesco, on the island of Pantelleria.
Calabro, or Central-Southern Calabrian: dialects are spoken in the central and southern areas of the region of Calabria.
Salentino, spoken in the Salento region of southern Apulia.
Southern Cilentan: spoken in Roccagloriosa and Rofrano in southern tip of Cilento, which is southern Province of Salerno, in the Campania region.
Cilentan: spoken in Cilento, influenced by both Neapolitan language and Sicilian language.
In addition, some Gallo-Italic languages are spoken in Central-Southern Italy.
Italo-Dalmatian languages