Orienteering Australia is a federation of 7 State and Territory Organisations.

ACT: Orienteering ACT:

NSW: Orienteering New South Wales:

QLD: Orienteering Queensland:

SA: Orienteering South Australia:

(Top End Orienteers (TEO) is the Orienteering Club of the Northern Territory affiliated to OSA )

TAS: Orienteering Tasmania:

VIC: Orienteering Victoria:

WA: Orienteering Western Australia: