Average GPS coordinates for postcode 646900: 55.05, 74.567
Listing cities:
>> Калачинск/Kalachinsk 646900, Омская Область/Omskaya Oblast, GPS coordinates: 55.05,74.5667
Listing cities:
>> Калачинск/Kalachinsk 646900, Омская Область/Omskaya Oblast, GPS coordinates: 55.05,74.5667