holt postcode actst Home ›› Postcode Finder ›› ACTST ›› Holt Holt local listingsThe suburb of Holt is located in ACT and has a postcode of 2615. Free holt business listing! 1Cranleigh School20 Starke St 02 620580002Blasted Glass Quality GlazingKippax Pl 02 6227 02373Kingsford Smith SchoolCnr Stark St & Hardwick Cres 02 62074455 View more business listings in holt Search and find other Postcodes in Australian Capital Territory or widen the search to Postcodes in Australia.