Ribbon Expands MTA Deal to Modernize North America's Largest Transit…

Event summary

Ribbon Communications expanded its partnership with the MTA, North America's largest transportation network, to modernize communications infrastructure.
The MTA's New York City Transit services accounted for nearly 1.9 billion trips in 2025.
Ribbon's C20 Call Controller and Application Server serve as the communications backbone for approximately 70,000 MTA employees.
The expanded deployment includes Ribbon's G5 Media Gateway and Professional Services, replacing legacy contact center infrastructure with a NUSO solution.
The transition enables a seamless shift from legacy TDM PBX environments to SIP-based services while preserving existing analog investments.

The big picture

Ribbon's expanded deal with the MTA underscores the growing demand for modernized communications infrastructure in critical transportation networks. This shift aligns with broader industry trends toward SIP-based services and the need for operational efficiency in large-scale public transit systems. The MTA's scale—nearly 1.9 billion trips annually—highlights the strategic importance of this modernization effort.

What we're watching

Execution Risk: Whether Ribbon can sustain the pace of modernization without disrupting MTA's operational continuity.
Market Expansion: How this deal positions Ribbon for similar contracts with other large transportation networks.
Technological Integration: The effectiveness of integrating NUSO's solution with Ribbon's existing infrastructure.