Average GPS coordinates for Silverdale Postcode location: -33.905, 150.609. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Silverdale on map:

---

Listing cities & postcodes (1):
>> New South Wales, 2752 Silverdale, PENRITH, GPS coordinates: -33.9047,150.6086