Average GPS coordinates for Sumbermalang Postcode location: -7.849, 113.706. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Sumbermalang on map:

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Listing cities & postcodes (1):
>> East Java, 68355 Sumbermalang, Situbondo, GPS coordinates: -7.84914,113.70556