Gjennomsnittlig GPS-koordinater for postnummer 390-755: 37.153, 128.227

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Notering byer:
>> Jangrak-dong/장락동 390-755, Chungcheongbuk-do/충북, Jecheon-si/제천시, Jugongapateu 4 danji 401-406/주공아파트4단지 401-406, GPS-koordinater: 37.15312,128.22694