Average GPS coordinates for Sumiyoshichou Postcode location: 35.7, 139.576. (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 (3):
>> Toukyouto, 162-0065 Sumiyoshichou, Shinjukuku, GPS coordinates: 35.6931,139.7212
>> Toukyouto, 183-0034 Sumiyoshichou, Fuchuushi, GPS coordinates: 35.6606,139.457
>> Toukyouto, 202-0005 Sumiyoshichou, Nishitoukyoushi, GPS coordinates: 35.7459,139.5498