Prosečne GPS koordinate za poštanski broj 409-919: 35.851, 128.786

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Spisak gradova:
>> Baekryeong-myeon/백령면 409-919, Incheon/인천, Ongjin-gun/옹진군, Bukpori 603-30-603-66/가을리 603-30, GPS koordinate: 35.8511,128.7857
>> Baekryeong-myeon/백령면 409-919, Incheon/인천, Ongjin-gun/옹진군, Gaeulli 603-30/남포리 603-30-603-63, GPS koordinate: 35.85116,128.78576
>> Baekryeong-myeon/백령면 409-919, Incheon/인천, Ongjin-gun/옹진군, Jinchonri 603-61/북포리 603-30-603-66, GPS koordinate: 35.85108,128.78568
>> Baekryeong-myeon/백령면 409-919, Incheon/인천, Ongjin-gun/옹진군, Nampori 603-30-603-63/연화리 603-62, GPS koordinate: 35.85106,128.78566
>> Baekryeong-myeon/백령면 409-919, Incheon/인천, Ongjin-gun/옹진군, Yeonhwari 603-62/진촌리 603-61, GPS koordinate: 35.85117,128.78577