colac postcode vicch Home ›› Postcode Finder ›› VICCH ›› Colac Colac local listingsThe suburb of Colac is located in VIC and has a postcode of 3250. Free colac business listing! 1Colac Special School120 Wilson St 03 523110552Colac Secondary College142 Hearn St 03 523158443Trinity College189-243 Pound Rd 03 52314977 View more business listings in colac Search and find other Postcodes in Victoria or widen the search to Postcodes in Australia.