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Singtel Optus Pty Limited is a major Australian telecommunications company headquartered in Macquarie Park, Sydney. Optus is the second-largest telecommunications company in …

Sep 25, 2025 · Optus has embedded its brand into Australia’s cultural life through sponsorship of major sporting events, from the Australian Open tennis to the naming rights to Perth’s Optus …

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With Optus' SIM only plans, enjoy the flexibility of no-lock in contracts with our month-to-month SIM plans for your phone. Buy today.

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Tap into your account with the My Optus app. The best way to manage your OPTUS account and get help when you need it.

Sep 19, 2025 · Yesterday, Optus conducted a network upgrade and within this process a technical failure impacted Triple Zero calls. This resulted in the failure of a number of Triple …