Average GPS coordinates for Wyong Postcode location: -33.283, 151.423. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Wyong on map:

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Listing cities & postcodes (1):
>> New South Wales, 2259 Wyong, PYMBLE, GPS coordinates: -33.2825,151.4233