Prosečne GPS koordinate za poštanski broj 637-820: 35.249, 128.338
Spisak gradova:
>> Gunbuk-myeon/군북면 637-820, Gyeongsangnam-do/경남, Haman-gun/함안군, GPS koordinate: 35.24947,128.33771
Spisak gradova:
>> Gunbuk-myeon/군북면 637-820, Gyeongsangnam-do/경남, Haman-gun/함안군, GPS koordinate: 35.24947,128.33771