Prosečne GPS koordinate za poštanski broj 57177: -7.558, 110.794

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Spisak gradova:
>> Malangjiwan 57177, Central Java, Karanganyar, GPS koordinate: -7.53198,110.75357
>> Semanggi 57177, Central Java, Surakarta, GPS koordinate: -7.58396,110.83465