For all correspondence and packages to be sent to Italy and abroad, financial services and insurance services, you’ll find Caorle Post Office in Calle Lunga 25 (+39 0421 219911); the one in Porto Santa Margherita is in Corso Venezia 6 (+39 0421 260067).
Both are open from Monday to Friday, 8.20 to 13.35; on Saturday, they are open until 12.35.