Reduce the list, select first 2 letters of the city:
Listing cities (43 place(s)). Select the City to see the postcode(s):
Listing cities (43 place(s)). Select the City to see the postcode(s):
Position: Postcodes > Argentina > CORRIENTES > R.... >
Postcode finder: Argentina, List of the cities starting with R. Argentina CORRIENTES Postcodes (Desktop version).