Home Postcode finder ACT Parkes Parkes postcode ACT Parkes is a locality in Australian Capital Territory covered by postcode 2600. Postcode 2600 State or territory Australian Capital Territory (ACT) Region Canberra Add a free Parkes business listing Be the first listing in Parkes Common questionsWhat is the postcode for Parkes?Parkes, ACT has the postcode 2600.What state is Parkes in?Parkes is in Australian Capital Territory (ACT).Does postcode 2600 cover more than one suburb?Yes. Postcode 2600 covers 13 localities, so the postcode alone does not identify Parkes. Browse other postcodes in Australian Capital Territory, or widen the search to every Australian postcode.