Average GPS coordinates for Summer Hill Postcode location: -33.132, 151.47. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Summer Hill on map:

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Listing cities & postcodes (3):
>> New South Wales, 2130 Summer Hill, ST GEORGE, GPS coordinates: -33.8915,151.1382
>> New South Wales, 2287 Summer Hill, HUNTER, GPS coordinates: -32.897,151.6562
>> New South Wales, 2421 Summer Hill, GPS coordinates: -32.6061,151.6159