Home Postcodes by state SA Second Valley Second Valley postcode SA Second Valley is a locality in South Australia covered by postcode 5204. Postcode 5204 State or territory South Australia (SA) Region Adelaide Council area Yankalilla Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Add a free Second Valley business listing Be the first listing in Second Valley Suburbs near Second ValleyStraight-line distance between locality centres.Rapid BaySA 5204 · 2.9 kmWirrina CoveSA 5204 · 5.0 kmDelamereSA 5204 · 5.5 kmHay FlatSA 5204 · 10.6 kmSilvertonSA 5204 · 11.5 kmDeep CreekSA 5204 · 11.6 kmNormanvilleSA 5204 · 11.8 kmYankalillaSA 5203 · 13.5 kmCarrickalingaSA 5204 · 13.8 kmTorrens ValeSA 5203 · 13.9 kmParawaSA 5203 · 13.9 kmTunkalillaSA 5203 · 14.0 kmDistances to every suburb around Second Valley Also in postcode 5204Cape JervisSA 5204CarrickalingaSA 5204Deep CreekSA 5204DelamereSA 5204Hay FlatSA 5204NormanvilleSA 5204Rapid BaySA 5204SilvertonSA 5204Wirrina CoveSA 5204 Common questionsWhat is the postcode for Second Valley?Second Valley, SA has the postcode 5204.What state is Second Valley in?Second Valley is in South Australia (SA).What council is Second Valley in?Second Valley is in the Yankalilla local government area.Does postcode 5204 cover more than one suburb?Yes. Postcode 5204 covers 10 localities, so the postcode alone does not identify Second Valley.What suburbs are near Second Valley?The closest are Rapid Bay (2.9 km), Wirrina Cove (5.0 km), Delamere (5.5 km), Hay Flat (10.6 km) and Silverton (11.5 km). Distances are straight lines between locality centres. Browse other postcodes in South Australia, or widen the search to every Australian postcode.