Gjennomsnittlig GPS-koordinater for postnummer 75321: 0.062, 117.497
Notering byer:
>> Tanjung Laut 75321, East Kalimantan, Bontang, GPS-koordinater: 0.06172,117.49745
Notering byer:
>> Tanjung Laut 75321, East Kalimantan, Bontang, GPS-koordinater: 0.06172,117.49745