Telstra or Telstra Corporation Ltd (often abbreviated as Telstra Corp) is an Australian telecommunications and media company, formerly owned by the Australian government. Telstra is the largest provider of both local and long distance telephone services, mobile services, dialup, wireless, DSL and cable internet access in Australia. Telstra is based in Melbourne, Victoria, Australia. Formerly Telecom Australia, the company was renamed in 1993 to Telstra. The company has traded domestically and internationally under the Telstra brand, even after privatisation in 2006. Telstra’s headquarters are located at the Telstra Corporate Centre in Melbourne, Australia.