coolah postcode nswdl Home ›› Postcode Finder ›› NSWDL ›› Coolah Coolah local listingsThe suburb of Coolah is located in NSW and has a postcode of 2843. Free coolah business listing! 1Coolah Central School13 Binnia St 02 637711012Sacred Heart Primary School15 Church St 02 63771132 View more business listings in coolah Search and find other Postcodes in New South Wales or widen the search to Postcodes in Australia.