Average GPS coordinates for Mallowa Postcode location: -29.466, 150.015. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Mallowa on map:

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Listing cities & postcodes (1):
>> New South Wales, 2400 Mallowa, GPS coordinates: -29.4657,150.0146