Gjennomsnittlig GPS-koordinater for postnummer 1660: -33.678, 151.303
Notering byer:
>> Mona Vale 1660, New South Wales, WARRINGAH, GPS-koordinater: -33.6776,151.3031
Notering byer:
>> Mona Vale 1660, New South Wales, WARRINGAH, GPS-koordinater: -33.6776,151.3031