Prosečne GPS koordinate za poštanski broj 637-930: 35.353, 128.538
Spisak gradova:
>> Chilbuk-myeon/칠북면 637-930, Gyeongsangnam-do/경남, Haman-gun/함안군, GPS koordinate: 35.35271,128.53756
Spisak gradova:
>> Chilbuk-myeon/칠북면 637-930, Gyeongsangnam-do/경남, Haman-gun/함안군, GPS koordinate: 35.35271,128.53756