Gjennomsnittlig GPS-koordinater for postnummer 21344: 2.981, 99.787
Notering byer:
>> Keramat Kubah 21344, North Sumatra, Tanjung Balai, GPS-koordinater: 2.98099,99.78706
Notering byer:
>> Keramat Kubah 21344, North Sumatra, Tanjung Balai, GPS-koordinater: 2.98099,99.78706