Enterprise VoIP Buyer's Guide: Top 10 Systems for 2023

*Disclosure: We are an independent, advertiser-supported comparison service. The offers that appear on this page are from companies that we have a marketing relationship with, that compensate us. This impacts where those products appear on the site. Company listings on this page do not imply endorsement. Our analysts have examined dozens of enterprise VoIP systems, filtering out industry leading services with the highest uptime guarantees, backed by unparalleled customer service, robust enterprise-class features, limitless integrations, and aggressive price points. The enterprise VoIP providers below offer enterprise class unified communication solutions for any type and any size organization, dedicated support reps, and fully hands-on implementation approach to getting your new enterprise VoIP phone system up and running.

Features
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Amazing Service Guarantee
  • Includes 100+ Enterprise Class Features
  • Works with Any Existing VoIP Hardware
  • Advanced Call Intelligence Analytics
Cancel Anytime within first 30 Days for full refund
4.6
2997 Reviews
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Cloud Powered Enterprise Phone System
  • Trusted by Over 350,000 Businesses
  • HD Video Conferencing Up To 50 Users
  • Gartner Magic Quadrant Leader for UCaaS
30 day free trial. Cancel anytime.
3.8
533 Reviews
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Zoom Phone: Streamline Voice + Video
  • One App for Phone, Video, Meetings, Chat
  • Elevate A Call-to-Video Meeting with 1 Click
  • Secure HD Audio, Voicemail & Call Recording
  • $20 Unlimited Domestic Calls in 40+ Countries
As low as $10/mo/user, Cancel Anytime
4.2
99 Reviews
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Game-Changing Enterprise Business Solutions
  • Powerful Unified Communications
  • Scalable, Reliable and Fully Managed
  • Elevated QoS for Voice, Video and Data
Cancel Anytime, No Termination Fees, Pay for Usage
3.4
176 Reviews
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Fully Customizable Hosted Enterprise VoIP
  • 100% USA Based Support
  • Unlimited Calling & Conferencing + 40 Free Features
  • Easy Setup - No Contracts - Simple Pricing
Cancel Anytime, Fees May Apply
4.2
138 Reviews
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Leader in Cloud Business Communications
  • Instant Deployment, No Hardware Needed
  • Trusted by Over 50,000 Businesses
  • New Customer Promo - Save Up to 40%
Free trial. Cancel anytime.
4.6
264 Reviews
Trusted by 40k Companies in 100+ Countries
  • Real-time Business Analytics Tools
  • 5-Time Garnter Magic Quadrant Leader
  • Best Industry SLA and 99.997% Uptime
30 Days
4.3
678 Reviews
Nextiva
4.6
  • Includes 100+ Enterprise Class Features
  • Works with Any Existing VoIP Hardware
  • Advanced Call Intelligence Analytics
RingCentral
3.8
  • Trusted by Over 350,000 Businesses
  • HD Video Conferencing Up To 50 Users
  • Gartner Magic Quadrant Leader for UCaaS
Zoom
4.2
  • One App for Phone, Video, Meetings, Chat
  • Elevate A Call-to-Video Meeting with 1 Click
  • Secure HD Audio, Voicemail & Call Recording
  • $20 Unlimited Domestic Calls in 40+ Countries
Vonage Business
3.4
  • Powerful Unified Communications
  • Scalable, Reliable and Fully Managed
  • Elevated QoS for Voice, Video and Data
GoTo Connect
4.2
  • 100% USA Based Support
  • Unlimited Calling & Conferencing + 40 Free Features
  • Easy Setup - No Contracts - Simple Pricing
Dialpad
4.6
  • Instant Deployment, No Hardware Needed
  • Trusted by Over 50,000 Businesses
  • New Customer Promo - Save Up to 40%
8×8 Inc.
4.3
  • Real-time Business Analytics Tools
  • 5-Time Garnter Magic Quadrant Leader
  • Best Industry SLA and 99.997% Uptime

Recent Reviews Enterprise VoIP Users:

  • Sabrina P.
    September 13, 2023
    4.9
    Good platform for small business and reasonable price. Compatible with other platforms making it easy to integrate with other platforms. Customer service is ...
  • Fatima M.
    September 13, 2023
    5.0
    8X8 has a great support team and they always resolve my concerns in a timely manner. Also, the support agents are knowledgeable, polite and very...
  • Chrystal H.'s review for RingCentral
    Chrystal H.
    September 13, 2023
    4.5
    Our team utilizes Ring Central in our daily business routines. We find it helpful to be able to forward calls to other team members and to cell phones, when ...
  • Tammy H.
    September 13, 2023
    4.0
    We have been using RingCentral for a few years at our firm office now. We have had issues and sometimes it takes a while to get someone to help us but when...

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