Average GPS coordinates for Roudný Postcode location: 50.633, 15.15. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Roudný on map:

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Listing cities & postcodes (1):
>> Jablonec nad Nisou, 463-42 Roudný, GPS coordinates: 50.6333,15.15