Gjennomsnittlig GPS-koordinater for postnummer 57121: -7.572, 110.838
Notering byer:
>> Jayengan 57121, Central Java, Surakarta, GPS-koordinater: -7.5716,110.83837
>> Sudiroprajan 57121, Central Java, Surakarta, GPS-koordinater: -7.57167,110.8383
Notering byer:
>> Jayengan 57121, Central Java, Surakarta, GPS-koordinater: -7.5716,110.83837
>> Sudiroprajan 57121, Central Java, Surakarta, GPS-koordinater: -7.57167,110.8383