Gjennomsnittlig GPS-koordinater for postnummer 78683: 0.071, 111.482
Notering byer:
>> Nanga Serawai 78683, West Kalimantan, Sintang, GPS-koordinater: 0.07145,111.48235
Notering byer:
>> Nanga Serawai 78683, West Kalimantan, Sintang, GPS-koordinater: 0.07145,111.48235