Poggi should have two large nuclei, one between Milan, Pavia, Alessandria and Piacenza and Liguria, Poggiato is absolutely rare, it should be from the Verona area, Poggio has a nucleus in the Alessandria, Asti, Savona and Genoa areas, should derive from nicknames linked to characteristics of the area, or from toponyms such as Poggio d'Asti (AT) and Poggio di San Remo (IM).
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