[ Version ( since = "0.5.0" ) ]
public string postcode { get; set; }
Postal code.
Usually country-wide, but sometimes specific to the city (e.g. "2" in "Dublin 2, Ireland" addresses).
For more information, see the <ulink type="http" url="http://code.google.com/apis/gdata/docs/2.0/elements.html#gdStructuredPostalAddress">GData specification</ulink>.