The Australian Postal Commission was established on July 1, 1975 after the disaggregation of the Postmaster-General's Department. It was renamed the Australian Postal Corporation on January 1, 1989. Throughout this time it has traded as Australia Post. July 1 is the 182nd day of the year (183rd in leap years) in the Gregorian Calendar, with 183 days remaining. ... 1975 was a common year starting on Wednesday (the link is to a full 1975 calendar). ... The Postmaster-Generals Department was created at Federation in 1901 to control all postal (and later, telecommunication) services within Australia. ... Australia Post is the government-owned monopoly postal service of Australia. ... January 1 is the first day of the calendar year in both the Julian and Gregorian calendars. ... 1989 is a common year starting on Sunday of the Gregorian calendar. ... Australia Post is the government-owned monopoly postal service of Australia. ...