Home Postcodes by state NSW Underbank Underbank postcode NSW Underbank is a locality in New South Wales covered by postcode 2420. Postcode 2420 State or territory New South Wales (NSW) Region Hunter Council area Dungog Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Add a free Underbank business listing Be the first listing in Underbank Suburbs near UnderbankStraight-line distance between locality centres.SalisburyNSW 2420 · 6.9 kmChichesterNSW 2420 · 7.0 kmMunniNSW 2420 · 9.5 kmBandon GroveNSW 2420 · 10.8 kmHaltonNSW 2311 · 11.2 kmBingleburraNSW 2311 · 11.7 kmEcclestonNSW 2311 · 11.8 kmBendolbaNSW 2420 · 13.2 kmAllynbrookNSW 2311 · 13.7 kmSugarloafNSW 2420 · 15.0 kmUpper Karuah RiverNSW 2415 · 15.1 kmLostockNSW 2311 · 16.3 km Also in postcode 2420AlisonNSW 2420Bandon GroveNSW 2420BendolbaNSW 2420BrookfieldNSW 2420CambraNSW 2420ChichesterNSW 2420DungogNSW 2420Flat TopsNSW 2420FostertonNSW 2420Hanleys CreekNSW 2420HilldaleNSW 2420Main CreekNSW 2420MarshdaleNSW 2420Martins CreekNSW 2420MunniNSW 2420SalisburyNSW 2420Stroud HillNSW 2420SugarloafNSW 2420Tabbil CreekNSW 2420WallaringaNSW 2420WallarobbaNSW 2420WirragullaNSW 2420 Common questionsWhat is the postcode for Underbank?Underbank, NSW has the postcode 2420.What state is Underbank in?Underbank is in New South Wales (NSW).What council is Underbank in?Underbank is in the Dungog local government area.Does postcode 2420 cover more than one suburb?Yes. Postcode 2420 covers 23 localities, so the postcode alone does not identify Underbank.What suburbs are near Underbank?The closest are Salisbury (6.9 km), Chichester (7.0 km), Munni (9.5 km), Bandon Grove (10.8 km) and Halton (11.2 km). Distances are straight lines between locality centres. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.