Coordinate GPS medie per codice postale 41080: 39.788, 33.313

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lista delle città :
>> Hikmetiye Mah. 41080, Kocaeli, Kartepe, Büyükderbent, coordinate GPS: 39.7882,33.3132
>> Körfez Mah. 41080, Kocaeli, Kartepe, Büyükderbent, coordinate GPS: 39.7882,33.3132
>> Marmara Mah. 41080, Kocaeli, Kartepe, Büyükderbent, coordinate GPS: 39.7882,33.3132