Ribbon Communications to Report Fourth Quarter and Full Year 2019 Financial Results on February 19, 2020

January 22, 2020

WESTFORD, Mass. - Ribbon Communications Inc. (Nasdaq: RBBN), a global software leader in secure and intelligent cloud communications, today announced that it will report financial results for the fourth quarter and full year of 2019 after the close of the market on Wednesday, February 19, 2020. Following the release, Ribbon Communications will host a conference call with the financial community at 4:30 p.m. ET to discuss the results.

The company will offer a live, listen-only webcast of the conference call via the investor section of its website at https://investors.ribboncommunications.com/press-and-events/events-and-presentations, where a replay will also be available shortly following the conference call.

Conference call details:

Date: Wednesday, February 19, 2020

Time: 4:30 p.m. ET

Dial-in number (Domestic): 877-407-2991

Dial-in number (International): 201-389-0925

Instant Telephone Access: Call me™

Replay information:

A telephone playback of the call will be available following the conference call until March 4, 2020 and can be accessed by calling 877-660-6853 or 201-612-7415 for international callers. The reservation number for the replay is 13698377.

About Ribbon Communications 

Ribbon Communications Inc. (Nasdaq: RBBN) delivers market-leading software solutions that secure and power many of the world's leading service provider and enterprise communications environments.  Built on world-class technology and intellectual property, the Company's cloud-native solutions deliver intelligent and secure real-time communications solutions for the cloud, network and enterprise edge.  Ribbon's Kandy Cloud real-time communications software platform delivers advanced and embedded CPaaS and UCaaS capabilities enabling service providers to rapidly create and deploy high-value communications services.  To learn more, visit ribboncommunications.com.

Media Contact
Catherine Berthier
+1 (646) 741-1974
North America Press
Dennis Watson
+1 (214) 695 2224
Investor Relations
Lindsay Savarese
+1 (212) 331-8417
Investor Relations
Tom Berry
+1 (978) 614-8050