From west to the east, from north to south, on the right the correct/preferable form
Duchy of Savoia
Nice= this is the french name, the italian and savoyard one was Nizza, chose the one you prefer
Aequi=Acqui
Republic of VeniceChiogga=Chioggia
Pula=Pola (Pula is the croat name, Pola is the venetian name, I know this a critical matter, no intention of sustain any kind of nationalistic issue which I entirely refuse, just speaking about name in the XVIII century)
Split=Spàlato (same as Pula/Pola choose the one you prefer)
Duchy of ParmaPontremon=Pontremoli
Duchy of Modena
Gisa=Cisa
Gran Duchy of Tuscany
Prato=Pistoia (Prato became more important than Pistoia only during the XX century; being from Tuscany, I know that people from Prato will not accept this, but such is life

)
Futa=ok, but it was in the Gran Duchy of Tuscany, not in the Duchy of Modena
Sienna=Siena (I know, we use double more than any other language, but this time is the french that outdo us)
Grosseto= ok, but it was in the Gran Duchy of Tuscany, not in the Papal State
Papal StateCommacchio=Comacchio
Kingdom of NaplesLa Magdalena=La Maddalena, but better choice is Tempio Pausania, the most important urban center in that area at that time
Bosa= Alghero, bigger and mor important city than Bosa
Poppoli=Popoli
Casserta=Caserta
Kings of S. JohnValetta=Valletta