Home Postcodes by state NSW Hamilton Hamilton postcode NSW Hamilton is a locality in New South Wales covered by postcode 2303. Postcode 2303 State or territory New South Wales (NSW) Region Hunter Council area Newcastle Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Add a free Hamilton business listing More business listings in Hamilton Suburbs near HamiltonStraight-line distance between locality centres.IslingtonNSW 2296 · 0.5 kmNewcastleNSW 2300 · 0.6 kmHamilton EastNSW 2303 · 0.7 kmNewcastle WestNSW 2302 · 1.0 kmWickhamNSW 2293 · 1.2 kmHamilton SouthNSW 2303 · 1.3 kmMaryvilleNSW 2293 · 1.4 kmHamilton NorthNSW 2292 · 1.5 kmTighes HillNSW 2297 · 1.6 kmBroadmeadowNSW 2292 · 1.7 kmCarringtonNSW 2294 · 2.1 kmThe JunctionNSW 2291 · 2.2 kmDistances to every suburb around Hamilton Businesses in HamiltonDental On Beaumont20 Beaumont Street · 0249292193Digital Spotlight1/28 Donald St, Hamilton New South Wales 2303, Australia · +61 2 4005 1616Hamilton Public SchoolTudor St · 02 49693577 Also in postcode 2303Hamilton EastNSW 2303Hamilton SouthNSW 2303 Other places called HamiltonHamiltonQLD 4007HamiltonSA 5373HamiltonTAS 7140HamiltonVIC 3300 Common questionsWhat is the postcode for Hamilton?Hamilton, NSW has the postcode 2303.What state is Hamilton in?Hamilton is in New South Wales (NSW).What council is Hamilton in?Hamilton is in the Newcastle local government area.Does postcode 2303 cover more than one suburb?Yes. Postcode 2303 covers 3 localities, so the postcode alone does not identify Hamilton.What suburbs are near Hamilton?The closest are Islington (0.5 km), Newcastle (0.6 km), Hamilton East (0.7 km), Newcastle West (1.0 km) and Wickham (1.2 km). Distances are straight lines between locality centres. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.