Average GPS coordinates for Koyama Postcode location: 34.49, 135.814. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Koyama on map:
Listing cities & postcodes (1):
>> Naraken, 634-0101 Koyama, Takaichigun'Asukamura, GPS coordinates: 34.4904,135.8142
Listing cities & postcodes (1):
>> Naraken, 634-0101 Koyama, Takaichigun'Asukamura, GPS coordinates: 34.4904,135.8142