Prosečne GPS koordinate za poštanski broj 637-840: 35.272, 128.453
Spisak gradova:
>> Sanin-myeon/산인면 637-840, Gyeongsangnam-do/경남, Haman-gun/함안군, GPS koordinate: 35.27185,128.45347
Spisak gradova:
>> Sanin-myeon/산인면 637-840, Gyeongsangnam-do/경남, Haman-gun/함안군, GPS koordinate: 35.27185,128.45347