portland postcode vic Home ›› Postcode Finder ›› VIC ›› Portland Portland local listingsThe suburb of Portland is located in VIC and has a postcode of 3305. Free portland business listing! 1Bayview Christian College119 Bentink St 03 552310422Portland Special Developmental School312 Edgar St 03 552322183Portland Secondary CollegeMust St 03 55231344 View more business listings in portland Search and find other Postcodes in Victoria or widen the search to Postcodes in Australia.