Average GPS coordinates for Sumiyoshichou Postcode location: 37.545, 138.809. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Sumiyoshichou on map:

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Listing cities & postcodes (5):
>> Niigataken, 942-0002 Sumiyoshichou, Jouetsushi, GPS coordinates: 37.1766,138.2456
>> Niigataken, 948-0076 Sumiyoshichou, Tookamachishi, GPS coordinates: 37.1339,138.7502
>> Niigataken, 949-4307 Sumiyoshichou, Santougun'Izumozakimachi, GPS coordinates: 37.5426,138.6868
>> Niigataken, 951-8042 Sumiyoshichou, Niigatashi, GPS coordinates: 37.9258,139.0505
>> Niigataken, 957-0061 Sumiyoshichou, Shibatashi, GPS coordinates: 37.9481,139.3111