Western Plains is an Australian Geographical Indication for a grape growing zone (larger than a "region") encompassing most of northwestern New South Wales in Australia.
It was entered in the Register of Protected Names on 1 May 1996.
[1] Most of this zone is arid and unsuitable for grape growing.
[2] There are approximately eight commercial wineries in the Western Plains zone.
They are all in the eastern part of the zone, near the towns of Dubbo, Narromine, Warren and Coonabarabran.