Symbio Networks is Australia's largest supplier of VoIP Wholesale Carriage and Managed Services.

Symbio provides network operators with proven IP communications solutions and the ability to scale and evolve to make the most of this fast-growing market.

With Australia's fourth largest fixed voice interconnected network, carrying over 3 Billion minutes of billed voice every year and growing at 30% per annum, Symbio has what it takes to deliver high quality, reliable, market-leading VoIP services and solutions. Symbio's commitment to innovation ensures continuing future-proof dominance at the forefront of the Australian telecommunications industry.

Symbio's wholesale carriage services empower the entire communications industry, from Tier 1 carriers down to localised Retail Service Providers. Delivering simple service components such as Call Termination and Origination, right up to complete turnkey Voice Managed Services for residential and business markets.


Symbio has direct interconnects with all of Australia's major traditional carriers, and has enjoyed impressive success in the Asia Pacific region with international interconnects with some of the largest and well respected global Tier 1 operators.

  • Fully interconnected network with own Carrier Access Code
  • Carries 3 Billion billed minutes annually
  • Australia's 4th largest fixed voice network


Symbio delivers a range of services including:

  • Hosted Numbers including DIDs with number porting and 1300/1800 numbers

Our commitment is to provide high quality, high value services and empower wholesale providers to build new high value revenue streams for residential, business and enterprise consumers.

Latest News


iBoss relaunch success - data aggregation now available

The eagerly awaited relaunch of the iBoss aggregation platform was smooth sailing, with great customer uptake in the first week. iBoss is the final piece in the puzzle, joining a range of Symbio services that make it easy for our wholesalers to do business. We can provide access for wholesalers to leverage our carrier relationships to gain market access to multiple data networks, and expand their service offering to include data. For those looking for a turn-key solution, iBoss also provides an end-to-end integrated, cloud based BSS/OSS platform.


Toll fraud: year in review

Coming into the festive season, most carriers have toll fraud high on their list of concerns. Almost a year ago, Symbio took the concern and turned it into action. Our in-house R&D team took on the challenge to develop a smarter, more intuitive toll fraud detection and blocking mechanism. So how did we go? To date, the Symbio toll fraud monitor has raised 262 Block Alarms, triggering automatic blocking of over 700,000 calls to 43 routing location groups across 36 countries. Huge numbers - huge toll fraud savings.