Customer Support

Sonus Global Services maintains some of the world's most advanced IP communications networks. Every day, we support our customers' networks so that the world never stops communicating. The conversation may start with Sonus technology, but it's Sonus people who keep it flowing smoothly

We offer a variety of technical support services to our customers through our Technical Assistance Center, Web-based Knowledge Center, software maintenance releases and spare parts replacement. If you are a Sonus customer who wishes to log an incident online, please click on "Log Trouble Tickets." To visit our online Knowledge Center, log in at "WBA Subscriber.“

As always if this is an urgent support matter please contact our Technical Assistance Center (TAC) by telephone using the following contact numbers: + 1 978 614 8589 (Worldwide) + 1 888 391 3434 (Toll-free)

Log Trouble Tickets:



  • MathWorks estimates that through the automated provisioning and call routing features of the Sonus solution, the company has freed up more than 250 IT staff hours per week for more important projects.

    MathWorks is the leading developer of mathematical computing software for engineers and scientists. Founded in 1984, MathWorks employs 2800 people in 15 countries, with headquarters in Natick, Massachusetts, U.S.A.
  • The industry-leading performance and scale of Sonus' SBC 5100 allows us to maintain a competitive edge in the market while delivering exceptional customer service. 

    Smart Tel is a major player in the Singapore telecommunications industry and aims to develop its global presence with new offices in Australia, Thailand, Indonesia, Philippines, India, South Africa, the US and the UK, with cost effective, easy-to-use and scalable telephony solutions.
  • We wanted to work with an industry-leading SBC vendor and our market analysis indicated that Sonus was the clear choice for this partnership.

    (GCS) is a software company founded in 2006 by Neal Axelrad and Jay Meranchik. GCS' goal is to be the best company in the marketplace. We are privately held and have offices in New York & New Jersey USA.
  • Sonus made the deployment, integration and migration to Microsoft Lync easy. 

    We are experts in identifying and delivering flexible communication solutions that scale and adapt to your business demands, empowering your business to do more, faster and with less effort and cost.