Average GPS coordinates for Oster/Остер Postcode location: 50.951, 30.882. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Oster/Остер on map:

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Listing cities & postcodes (1):
>> Chernigovskaya oblast/Чернігівська область, 17044 Oster/Остер, Kozeletsky region/Козелецький район, GPS coordinates: 50.9506,30.88229