*[[Macedonian Orthodox Diocese of Australia and New Zealand]]: As part of the [[Macedonian Orthodox Church]], this diocese is not in full communion with any of the mainstream Orthodox Churches. This diocese is headed by His Grace Petar, Metropolitan of Australia and New Zealand.
*[[Autocephalic Greek Orthodox Church of America and Australia]]: Formed out of a schism with the Greek Orthodox Archdiocese of Australia with the Greek Orthodox Community of South Australia (GOCSA). This church is not in communion with any of the mainstream Orthodox Churches.
*[[Holy Orthodox Metropolis of Australia & Oceania
- Holy Synod of the Church of Greece (OC)]]: Originally community churches in disagreement with the Greek Orthodox Archdiocese of Australia . For a time these parishes were part of the Autocephalic Greek Orthodox Church of America and Australia. The Metropolis currently contains the parishes who did not leave the omophorion of Abp Serafeim, and remains under His Beatitude Abp Serafeim of Athens (assisted by auxiliary Metropolitan Christodoulos of Neon Patron]] - 6 parishes or communities in Australia and 4 in the Democratic Republic of Congo. Although this Metropolis is not in communion with any of the mainstream Orthodox Churches , they are recognised by the Greek Government as they are ecclesiastically under the Holy Synod Of the Church of Greece (Patristic Calendar), who are registered & recognised as an Orthodox ecclesiastical church body by the Greek Government. By decree and issuing of a TOMOS by the Holy Synod in Greece (Protocol no. 134 31/1/2012) the newly formed Metropolis & Parishes in Australia under 'economia' are allowed to follow the Gregorian calendar, with some new parishes also being established which will follow the Julian Calendar. There are also also parishes & communities of the Metropolis in Victoria & South Australia.
*[[Holy Synod in Resistance]] - [[Diocese of Sydney and New South Wales (Cyprianite)|Diocese of Sydney and New South Wales]]: This diocese, under Metropolitan Cyprian of Oropos and Fili, is not in communion with any of the mainstream Orthodox Churches. Previously headed by His Eminence [[Chrysostomos (Alemangos) of Sydney|Chrysostomos]], Bishop of Sydney and New South Wales & Exarch of Australia (then consisting of 2 parishes), the current locum tenens is Bp Ambrose of Methone, and consists of four parishes and one monastery.