Prosečne GPS koordinate za poštanski broj 631-833: 35.093, 128.417

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Spisak gradova:
>> Jinjeon-myeon/진전면 631-833, Gyeongsangnam-do/경남, Masan-si/마산시, Geungokri/근곡리, GPS koordinate: 35.09318,128.41663
>> Jinjeon-myeon/진전면 631-833, Gyeongsangnam-do/경남, Masan-si/마산시, Oseori/오서리, GPS koordinate: 35.09323,128.41668
>> Jinjeon-myeon/진전면 631-833, Gyeongsangnam-do/경남, Masan-si/마산시, Yultiri/율티리, GPS koordinate: 35.09312,128.41657