Unified Communications and UCaaS

What is Unified Communications as a Service? Innovative cloud unified communications—on all your devices.

Vonage® Business offers high-quality cloud unified communications as a service (UCaaS). With UCaaS, all your robust communication applications and services are consolidated within a single communication platform. That means all your messaging, video, conferencing, contact centers, business apps and even chat are integrated into your communications system and accessible on all your devices. It’s a total communications solution

  • Connect on any device and boost team productivity
  • Empower existing workflows with seamless integration
  • Offer better communications options to your customers
  • Control total cost of ownership

UCaaS innovation. In practice.
It's no wonder 3,000 businesses choose Vonage each month.

30 lines or 30 offices. Our unified communications scale.

For small business that may mean a plug-and-play, cloud-hosted VoIP phone system. Enterprise-grade options support enhanced quality of service with SD-WAN technologies.


The power of your work phone. Anywhere you need to work.

Connect, collaborate and communicate on the go. With hosted mobility, your employees don’t have to be in the office to be working efficiently.


Fewer vendors. Lower total cost of ownership.

Convert or reduce capital expenses just by moving from multiple vendors to a single Vonage solution. See how many expenses will disappears in the cloud.


UC integrations whitepaper

Are you using Unified Communication integration to maximize your CRM?

Learn six strategies to improve your bottom line in this new TechTarget whitepaper sponsored by Vonage.

coworkers video conferencing on laptop
Collaborate with HD voice and video conferencing for 3 or 300

Conduct real-time meetings around the globe. Host trainings and webinars seamlessly. An important feature of a UCaaS system is the ability to collaborate and conference affordably and with ease. Our range of voice, video, and web-based collaboration tools are simply amazing including Amazon Chime now standard with most Vonage Business Cloud plans.

  • Video Conferencing
  • Web Conferencing
  • Audio Conferencing
call or contact center customer service
Your great customer service. Our custom contact center solutions.

Build a hosted call center or advanced contact center that supports voice, video, chat, and whatever's next. Easily manage multiple sites. Integrate your favorite CRM. Get detailed analytics in real time. Build efficiency, revenue and a better brand presence with our integrated and mobile-optimized contact center solutions.

multiple phone lines through SIP trunking
Bring your traditional phone system into the 21st century.
Line by line.

Session Initiation Protocol (SIP) Trunking is a cost effective technology that lets you connect your legacy phone system to the Vonage Cloud quickly and affordably.

nexmo communication apis

SMS? Chat? Loyalty support? With Nexmo communication APIs, that’s a yes to it all.

Today, with the help of Nexmo APIs, unified communications can be more personal and powerful than ever. Create more effective marketing communications. Enhance your product experience. Provide better customer support. Collect and utilize meaningful data. Only Vonage Business offers Nexmo communication APIs.


woman utilizing VonageReach on mobile phone

VonageReach: A simple and powerful way to automate communications

Add automation to your unified communications solutions. VonageReach is an intelligent marketing automation platform that lets your business create customized communications experiences and campaigns using integrated texts, email, social media and more.


Your “day-to-day” business applications integrated into your office phone system. It’s a win-win solution.

We customize with the top business applications your teams use every day.

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