Prosečne GPS koordinate za poštanski broj 637-911: 35.35, 128.406

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Spisak gradova:
>> Daesan-myeon/대산면 637-911, Gyeongsangnam-do/경남, Haman-gun/함안군, Guhyeri/구혜리, GPS koordinate: 35.35045,128.40608
>> Daesan-myeon/대산면 637-911, Gyeongsangnam-do/경남, Haman-gun/함안군, Hagiri/서촌리, GPS koordinate: 35.35048,128.40611
>> Daesan-myeon/대산면 637-911, Gyeongsangnam-do/경남, Haman-gun/함안군, Seochonri/하기리, GPS koordinate: 35.35048,128.40611