Gjennomsnittlig GPS-koordinater for postnummer 21217: 3.005, 99.613
Notering byer:
>> Sido Mukti 21217, North Sumatra, Asahan, GPS-koordinater: 3.00534,99.61294
Notering byer:
>> Sido Mukti 21217, North Sumatra, Asahan, GPS-koordinater: 3.00534,99.61294