Average GPS coordinates for Ooshima Postcode location: 36.586, 137.178. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Ooshima on map:

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Listing cities & postcodes (3):
>> Toyamaken, 930-0251 Ooshima, Nakaniikawaguntateyamamachi, GPS coordinates: 36.6533,137.3109
>> Toyamaken, 939-1912 Ooshima, Higashitonamiguntairamura, GPS coordinates: 36.4296,136.9501
>> Toyamaken, 939-8025 Ooshima, Toyamashi, GPS coordinates: 36.6742,137.2721