Gjennomsnittlig GPS-koordinater for postnummer 20925: 3.412, 99.043
Notering byer:
>> Rampah Estate 20925, North Sumatra, Serdang Bedagai, GPS-koordinater: 3.41198,99.04281
Notering byer:
>> Rampah Estate 20925, North Sumatra, Serdang Bedagai, GPS-koordinater: 3.41198,99.04281