Gjennomsnittlig GPS-koordinater for postnummer 78233: -0.027, 109.336
Notering byer:
>> Banjar Serasan 78233, West Kalimantan, Pontianak, GPS-koordinater: -0.02737,109.33558
Notering byer:
>> Banjar Serasan 78233, West Kalimantan, Pontianak, GPS-koordinater: -0.02737,109.33558