Prosečne GPS koordinate za poštanski broj 451-823: 36.953, 126.879

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Spisak gradova:
>> Poseung-eup/포승읍 451-823, Gyeonggi-do/경기, Pyeongtaek-si/평택시, Bangrimri/방림리, GPS koordinate: 36.95336,126.87883
>> Poseung-eup/포승읍 451-823, Gyeonggi-do/경기, Pyeongtaek-si/평택시, Huigokri/신영리, GPS koordinate: 36.95335,126.87882
>> Poseung-eup/포승읍 451-823, Gyeonggi-do/경기, Pyeongtaek-si/평택시, Sinyeongri/희곡리, GPS koordinate: 36.95343,126.8789