Reduce the list, select first 2 letters of the city:
Listing cities (42 place(s)). Select the City to see the postcode(s):
Listing cities (42 place(s)). Select the City to see the postcode(s):
Position: Postcodes > Vietnam > Quảng Ngãi > B.... >
Postcode finder: Vietnam, List of the cities starting with B. Vietnam Quảng Ngãi Postcodes (Desktop version).