Gjennomsnittlig GPS-koordinater for postnummer 21213: 2.944, 99.801
Notering byer:
>> Sei Renggas 21213, North Sumatra, Asahan, GPS-koordinater: 2.94401,99.80132
Notering byer:
>> Sei Renggas 21213, North Sumatra, Asahan, GPS-koordinater: 2.94401,99.80132