Average GPS coordinates for Gruczno Postcode location: 53.35, 18.317. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Gruczno on map:

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Listing cities & postcodes (1):
>> Kujawsko-Pomorskie, 86-111 Gruczno, świecki, GPS coordinates: 53.35,18.3167