Welcome to Telstra 5G Innovation Centre in Southport, the pre-eminent provider of telephone systems and equipment in Australia. Telstra, with its unrivalled position as the country's leading telecommunications carrier, caters to over 18.3 million retail mobile phone customers and a multitude of fixed-line and broadband subscribers. Not only does Telstra serve residential and consumer markets, but it also delivers wholesale network services to the wider communications industry.