Home Postcode finder NSWRV Mihi Mihi postcode NSWRV Mihi is a locality in New South Wales covered by postcode 2358. Postcode 2358 State or territory New South Wales (NSWRV) Region NSW North Coast Add a free Mihi business listing Be the first listing in Mihi Common questionsWhat is the postcode for Mihi?Mihi, NSWRV has the postcode 2358.What state is Mihi in?Mihi is in New South Wales (NSWRV).Does postcode 2358 cover more than one suburb?Yes. Postcode 2358 covers 10 localities, so the postcode alone does not identify Mihi. Browse other postcodes in New South Wales, or widen the search to every Australian postcode.