Prosečne GPS koordinate za poštanski broj 57178: -7.532, 110.747
Spisak gradova:
>> Bolon 57178, Central Java, Karanganyar, GPS koordinate: -7.53235,110.7473
Spisak gradova:
>> Bolon 57178, Central Java, Karanganyar, GPS koordinate: -7.53235,110.7473