Home Postcodes by state VIC 3665 Postcode 3665 3665 is the postcode for 2 localities in VIC: Locksley and Longwood. Localities with postcode 3665LocksleyVICLongwoodVIC Postcode 3665 State or territory Victoria (VIC) Localities 2 Council area Strathbogie Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 3664 · Postcode 3666