Gjennomsnittlig GPS-koordinater for postnummer 22521: 1.74, 98.785
Notering byer:
>> Kota Baringin 22521, North Sumatra, Sibolga, GPS-koordinater: 1.74026,98.7849
Notering byer:
>> Kota Baringin 22521, North Sumatra, Sibolga, GPS-koordinater: 1.74026,98.7849