Gjennomsnittlig GPS-koordinater for postnummer 20124: 3.615, 98.632
Notering byer:
>> Helvetia 20124, North Sumatra, Medan, GPS-koordinater: 3.60705,98.63495
>> Helvetia Tengah 20124, North Sumatra, Medan, GPS-koordinater: 3.61831,98.6304
>> Helvetia Timur 20124, North Sumatra, Medan, GPS-koordinater: 3.61833,98.63043
Notering byer:
>> Helvetia 20124, North Sumatra, Medan, GPS-koordinater: 3.60705,98.63495
>> Helvetia Tengah 20124, North Sumatra, Medan, GPS-koordinater: 3.61831,98.6304
>> Helvetia Timur 20124, North Sumatra, Medan, GPS-koordinater: 3.61833,98.63043