An Optus network outage disrupted Triple Zero emergency calls across Victoria, Tasmania, South Australia and the Northern Territory, prompting welfare checks and renewed scrutiny of telco response times. Officials vow investigations, regulatory action, and strengthening telecommunications rules as penalties loom over a separate 2024 outage.

Tech· Sep 11, 2026

Facts from Wikidata (CC0). Image by Optus via Wikimedia Commons (Public domain).

Optus

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Optus· Tech · 12 sources · Sep 11, 2026Story

Optus Outage Disrupts Dozens of Triple Zero Calls

Tech· Sep 11, 2026

Facts from Wikidata (CC0). Image by Optus via Wikimedia Commons (Public domain).

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About Optus

Singtel Optus Pty Limited is a major Australian telecommunications company headquartered in Macquarie Park, Sydney. Optus is the second-largest telecommunications company in Australia, with over 10.7 million mobile customers and 1.3 million home customers as of 2025. Its mobile network covers 99.11% of the Australian population as of 2026, with plans to cover all of Australia by 2026 through its partnership with SpaceX.

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Country: Australia
Headquarters: Sydney
Inception: 1981
Website: https://www.optus.com.au/

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