Home Postcodes by state TAS 7179 Postcode 7179 7179 is the postcode for Eaglehawk Neck, TAS. Localities with postcode 7179Eaglehawk NeckTAS Postcode 7179 State or territory Tasmania (TAS) Localities 1 Council area Tasman Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 7178 · Postcode 7180