Gjennomsnittlig GPS-koordinater for postnummer 1630: -33.702, 151.099
Notering byer:
>> Hornsby 1630, New South Wales, GOSFORD, GPS-koordinater: -33.7024,151.0993
Notering byer:
>> Hornsby 1630, New South Wales, GOSFORD, GPS-koordinater: -33.7024,151.0993