Átlagos GPS koordináták településre: irányítószám 355-912: 36.345, 126.658

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Város lista:
>> Seongju-myeon/성주면 355-912, Chungcheongnam-do/충남, Boryeong-si/보령시, Seongju ri 1/성주1리, GPS koordináták: 36.34469,126.65795
>> Seongju-myeon/성주면 355-912, Chungcheongnam-do/충남, Boryeong-si/보령시, Seongju ri 2/성주2리, GPS koordináták: 36.3447,126.65796
>> Seongju-myeon/성주면 355-912, Chungcheongnam-do/충남, Boryeong-si/보령시, Seongju ri 3/성주3리, GPS koordináták: 36.34472,126.65798
>> Seongju-myeon/성주면 355-912, Chungcheongnam-do/충남, Boryeong-si/보령시, Seongju ri 4/성주4리, GPS koordináták: 36.34474,126.658
>> Seongju-myeon/성주면 355-912, Chungcheongnam-do/충남, Boryeong-si/보령시, Seongju ri 5/성주5리, GPS koordináták: 36.34469,126.65795
>> Seongju-myeon/성주면 355-912, Chungcheongnam-do/충남, Boryeong-si/보령시, Seongju ri 6/성주6리, GPS koordináták: 36.34474,126.658
>> Seongju-myeon/성주면 355-912, Chungcheongnam-do/충남, Boryeong-si/보령시, Seongjuri/성주리, GPS koordináták: 36.34464,126.6579