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Australian Postcode and Suburb Directory

Searching for post code 3420

We found the following suburbs that have the postcode 3420, Click the Suburb name for more details:

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South Gap located in NSW is designated as a Saddle. . South Gap used to be known as The Gap. The LGA in South Gap is Wollondilly. A prominent saddle between the northern end of Southern Peak and the escarpment to the north.

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