Home Postcodes by state VIC 3913 Postcode 3913 3913 is the postcode for Tyabb, VIC. Localities with postcode 3913TyabbVIC Postcode 3913 State or territory Victoria (VIC) Localities 1 Council area Mornington Peninsula Council area based on Australian Bureau of Statistics data (ASGS Edition 3), CC BY 4.0. Postcode 3912 · Postcode 3915