Keskimääräinen GPS-koordinaatit postinumero 355-884: 36.285, 126.561

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Listatut kaupungit:
>> Nampo-myeon/남포면 355-884, Chungcheongnam-do/충남, Boryeong-si/보령시, Sinheungri/신흥리, GPS-koordinaatit: 36.28507,126.56079
>> Nampo-myeon/남포면 355-884, Chungcheongnam-do/충남, Boryeong-si/보령시, Woljeonri/양기리, GPS-koordinaatit: 36.2851,126.56082
>> Nampo-myeon/남포면 355-884, Chungcheongnam-do/충남, Boryeong-si/보령시, Yanggiri/양항리, GPS-koordinaatit: 36.28504,126.56076
>> Nampo-myeon/남포면 355-884, Chungcheongnam-do/충남, Boryeong-si/보령시, Yanghangri/월전리, GPS-koordinaatit: 36.28505,126.56077