central-colo postcode nswdl Home ›› Postcode Finder ›› NSWDL ›› Central-Colo Central Colo local listingsThe suburb of Central Colo is located in NSW and has a postcode of 2756. Free central colo business listing! Get the first free listing in central colo! Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.