Home Postcodes by state NSW 2250 Postcode 2250 2250 is the postcode for 34 localities in NSW: Bucketty, Calga, Central Mangrove, East Gosford, Erina, Erina Fair and 28 more. Localities with postcode 2250BuckettyNSWCalgaNSWCentral MangroveNSWEast GosfordNSWErinaNSWErina FairNSWGlenworth ValleyNSWGosfordNSWGreengroveNSWHolgateNSWKariongNSWKulnuraNSWLisarowNSWLower MangroveNSWMangrove CreekNSWMangrove MountainNSWMatchamNSWMooney Mooney CreekNSWMount ElliotNSWMount WhiteNSWNararaNSWNiagara ParkNSWNorth GosfordNSWPeats RidgeNSWPoint ClareNSWPoint FrederickNSWSomersbyNSWSpringfieldNSWTascottNSWTen Mile HollowNSWUpper MangroveNSWWendoree ParkNSWWest GosfordNSWWyomingNSW Postcode 2250 State or territory New South Wales (NSW) Localities 34 Council area Cessnock; Central Coast; Hawkesbury Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 2234 · Postcode 2251