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optus mobile wireless network australia - unlock worldwide

Optus is the brand name promoted by Sing Tel (Singapore Telecommunications) who in addition to mobile telephony offer fixed lines, internet access, cable TV and data transmission over a mix of their own network infrastructure and rented lines from Telstra Wholesale.

Headquarters: Sydney, Australia

Type of  wireless networks and frequencies Optus operates on:

  • GSM / GPRS
  • 3G HSPA
  • Satelite telephony

Subscribers: 9 Million


Mobile equipment brands marketed by Optus:

  • Blackberry
  • Apple iPhone
  • Sony Ericsson
  • Samsung
  • HTC
  • Nokia
  • LG
  • Android
  • Huawei

Countries around the world where the Optus brand is present:

  • Australia

Related Optus operations overseas:

  • SingTel – Singapore
  • Advanced Information Services – Thailand
  • Bharti Airtel – India
  • Globe Telecom – Philippines
  • Pacific Bangladesh Telecom – Bangladesh
  • Telkomsel – Indonesia
  • Warid Telecom – Pakistan