Gjennomsnittlig GPS-koordinater for postnummer 2178: -33.865, 150.814

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Notering byer:
>> Cecil Park 2178, New South Wales, CAMPBELLTOWN, GPS-koordinater: -33.8748,150.8382
>> Kemps Creek 2178, New South Wales, CAMPBELLTOWN, GPS-koordinater: -33.8591,150.7945
>> Mount Vernon 2178, New South Wales, CAMPBELLTOWN, GPS-koordinater: -33.8604,150.8101