Prosečne GPS koordinate za poštanski broj 138-879: 37.529, 127.112

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Spisak gradova:
>> Pungnab 2(i)-dong/풍납2동 138-879, Seoul/서울, Songpa-gu/송파구, 400-472/400-472, GPS koordinate: 37.52864,127.1125
>> Pungnab 2(i)-dong/풍납2동 138-879, Seoul/서울, Songpa-gu/송파구, 501-505/501-505, GPS koordinate: 37.52863,127.11249
>> Pungnab 2(i)-dong/풍납2동 138-879, Seoul/서울, Songpa-gu/송파구, 511-512/511-512, GPS koordinate: 37.52853,127.11239