Gjennomsnittlig GPS-koordinater for postnummer 21423: 2.063, 99.877
Notering byer:
>> Lobusona 21423, North Sumatra, Labuhan Batu, GPS-koordinater: 2.06315,99.87747
Notering byer:
>> Lobusona 21423, North Sumatra, Labuhan Batu, GPS-koordinater: 2.06315,99.87747