Keskmine GPS koordinaadid postiindeks 3109: -37.782, 145.159

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videod linnad:
>> Doncaster East 3109, Victoria, RINGWOOD, GPS koordinaadid: -37.7876,145.1489
>> Doncaster Heights 3109, Victoria, RINGWOOD, GPS koordinaadid: -37.7795,145.1638
>> Tunstall Square Po 3109, Victoria, RINGWOOD, GPS koordinaadid: -37.7795,145.1638