Home Postcodes by state TAS 7162 Postcode 7162 7162 is the postcode for 2 localities in TAS: Birchs Bay and Woodbridge. Localities with postcode 7162Birchs BayTASWoodbridgeTAS Postcode 7162 State or territory Tasmania (TAS) Localities 2 Council area Kingborough Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 7155 · Postcode 7163