castlemaine postcode vicch Home ›› Postcode Finder ›› VICCH ›› Castlemaine Castlemaine local listingsThe suburb of Castlemaine is located in VIC and has a postcode of 3450. Free castlemaine business listing! 1Metal Garden - Iron Garden Sculptures9 Walker St, Castlemaine VIC 3450, Australia (+61) 4279118882Art Supplies Castlemaine209 Barker Street, Castlemaine Victoria 3450, Australia +61 3 5470 52913Woollykinsshed 90/9 Walker Street, Castlemaine VIC, Australia 0468 335 765 View more business listings in castlemaine Search and find other Postcodes in Victoria or widen the search to Postcodes in Australia.