Average GPS coordinates for Onano Postcode location: 42.691, 11.816. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Onano on map:

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Listing cities & postcodes (1):
>> Lazio, 01010 Onano, Viterbo, GPS coordinates: 42.6914,11.8163