Prosečne GPS koordinate za poštanski broj 445-811: 37.178, 127.086

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Spisak gradova:
>> Dongtan-myeon/동탄면 445-811, Gyeonggi-do/경기, Hwaseong-si/화성시, Banggyori/금곡리, GPS koordinate: 37.17815,127.0857
>> Dongtan-myeon/동탄면 445-811, Gyeonggi-do/경기, Hwaseong-si/화성시, Cheonggyeri/방교리, GPS koordinate: 37.1781,127.08565
>> Dongtan-myeon/동탄면 445-811, Gyeonggi-do/경기, Hwaseong-si/화성시, Geumgokri/청계리, GPS koordinate: 37.17813,127.08568