John Flynn (minister) of the Aerial Medical Service was in 1928 from Cloncurry, Queensland. A museum commemorating the founding of the Royal Flying Doctor Service is located at John Flynn Place in Cloncurry. Flynn married the secretary of the AIM, Jean Blanch Baird, on 7 May 1932 at the Presbyterian Church in Ashfield, Sydney. He was 51 years old and the marriage reportedly came as a surprise even to his close friends. He retired and died in Sydney on 5 May 1951. He was 70 years old. He was cremated and his remains were placed under a large boulder from the Devils Marbles.
Cloncurry Post Office gable roof is connected to this building and continues the materials and detail of the original. Cloncurry Post Office was listed on the Queensland Heritage Register on 27 May 2005 having satisfied the following criteria. The place is important in demonstrating the evolution or pattern of Queensland's history. Cloncurry Post Office illustrates the development of Cloncurry and district in the early 20th century and has been the focus of services which played an important part in allowing this geographically isolated town to become a major regional centre. The place is important in demonstrating the principal characteristics of a particular class