Average GPS coordinates for Colo Postcode location: -33.467, 150.857. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Colo on map:

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Listing cities & postcodes (2):
>> New South Wales, 2756 Colo, PENRITH, GPS coordinates: -33.5006,150.8816
>> New South Wales, 2795 Colo, GPS coordinates: -33.4333,150.8333