Average GPS coordinates for Happy Valley Postcode location: -23.277, 145.764. (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):
>> Queensland, 4655 Happy Valley, BRIS CITY CNTRY, GPS coordinates: -25.3305,152.8062
>> Queensland, 4825 Happy Valley, TOOWOOMBA SE CNR, GPS coordinates: -21.2234,138.7211