Commemorated at Memorial Name Alstonville Public School Great War Roll of Honor Given name A Family name Callaghan Gender Male Service number 14259 Conflicts First World War, 1914–18 Additional information Last held rank Sergeant Unit at embarkation 1st Australian and New Zealand Wireless Signal Service Australian Army - First Australian Imperial Force (1st AIF) Do you know more about this war Veteran? Click here to learn how you can contribute