Average GPS coordinates for Happy Valley Postcode location: -36.215, 143.177. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Happy Valley on map:

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Listing cities & postcodes (2):
>> Victoria, 3360 Happy Valley, GPS coordinates: -37.7167,143.6
>> Victoria, 3549 Happy Valley, GPS coordinates: -34.7137,142.753