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


LNP Code changes

As you may be aware, the LNP Code in Australia underwent several changes as of the 1st of March 2014. These changes make the porting process simpler for end users by putting the burden and complexity of porting onto carriers and CSPs. A great win for consumers!


Call centre voice termination solutions

There has been an increase in demand for high-volume, high-capacity voice termination solutions, particularly in the call center industry. With a robust network and scalable services, Symbio can handle high-capacity voice termination across Australia to fixed line and mobile networks.