Top 3 VOIP Service Providers 2025
Discover the top 3 VOIP service providers of 2025. With plenty of business communication options available in 2025, the cloud-based business phone systems market can be confusing. Countless VoIP service providers offer a long list of features and competitive pricing, but which should you choose?
What business phone service and pricing plan is ultimately best for your organization? In this article, Rich Technology Group discussed the top three VoIP service providers of 2025 based on who our viewers choose the most.
Top 3 VOIP Service Providers 2025
3. RingCentral

RingCentral has firmly established itself as a heavyweight in the business marketplace for unified communications. Founded in 1999 by CEO Vlad Shmunis in Belmont, California, RingCentral has built a strong reputation over the last 20+ years. In 2024 alone, the company won several industry awards, including being named a leader in the Gartner Magic Quadrant for Unified Communications as a Service for the 10th consecutive year.
Their AI-powered assistant, RingSense AI, won the Best of Enterprise Connect 2024 award. Additionally, the RingCentral reach program received a 5-star rating in the 2024 CRM Partner Program, making it one of the easiest platforms to work with.
Notably, RingCentral is a proud partner of AT&T, providing them with virtually unlimited resources and support. This long-standing partnership positions RingCentral as one of the most Innovative and cutting-edge providers featured in this article.
Features and Capabilities
RingCentral features and capabilities remain the most feature-rich platform in 2025. Their most popular features include Mobile and desktop apps, Built-in video conferencing, Messaging, Auto-attendant, Custom music on hold, Voicemail-to-email, call flip, call park, call forwarding, call recording, call routing, call delegation, call presence, essential to the advanced call queue, call geo-routing, push to talk, intercom, and internet faxing.
Building on its success and keeping pace with the tech and AI race, RingCentral has introduced several new features and enhanced many existing ones. Some of the features that stand out most include RingSense for Sales, AI Clip Editor, 1080p default video meetings, Virtual backgrounds, Pro sound settings, Bring Your Own Device, RingCentral CX, and RingCentral AI assistant.
Customer Service and Support
RingCentral provides various customer support options, including 24/7 phone support, live chat, community support, and social media support. They also provide an option to file a case for complex but not time-sensitive issues. Outsourced representatives are available for smaller accounts. However, for larger accounts, RingCentral offers dedicated US-based representatives and project managers up to the first 6 months of activating the new service. RingCentral also utilizes an IVR system to ensure automated and multilingual support.
Integrations
When it comes to third-party software support, RingCentral supports many integrations with CRM and productivity applications, such as Microsoft 365, Microsoft Teams, Google Workspace, Salesforce CRM, Zendesk, HubSpot, Intercom, Kahoot, and many more. RingCentral’s app gallery also offers over 200 ready-to-use plug-and-play integrations with some of the most widely used applications on the market, making it the most versatile option on today’s list for anyone looking to integrate seamlessly with multiple applications.
Related: Top 5 RingCentral Features for 2024
Supported IP Phones
RingCentral is compatible with almost all the popular IP phone brands, such as Cisco, Poly, Yealink, Avaya, Mitel, Snom, AudioCodes, and Unify. The most popular supported models for these brands are the Cisco 7900 and 8900 series phones, the Poly VVX 450 and VVX 250 models, and the Yealink models T53W and T54W.
Pricing
RingCentral offers flexible pricing plans tailored to meet the needs of businesses of all sizes. The Core Plan, starting at $20 per user per month, is perfect for small organizations needing essential tools like unlimited domestic calling in the US and Canada, business SMS and MMS, IVR, HD video meetings for up to 100 participants, Google and Microsoft integrations, and a basic AI assistant.
Starting at $25 per user per month, the Advanced Plan builds on the Core Plan with features like auto-call recording, advanced call monitoring, multi-site management, unlimited internet fax, and integrations with popular CRMs like Salesforce and HubSpot. It also includes analytics archiving and an AI assistant that takes real-time call notes and captures action items.
The Ultra Plan at $35 per user per month offers everything in the Advanced Plan, along with customizable analytics, 12 months of reporting history, HD video meetings for up to 200 participants, device analytics, and unlimited storage. The AI assistant in the Ultra Plan takes it a step further by drafting SMS and team chats and translating copy for enhanced collaboration.
RingCentral is great for businesses requiring feature-rich solutions and automation. However, its pricing can sometimes be higher than the competition’s, making it less ideal for companies on a strict budget. RingCentral also offers one of the best video meeting platforms on the market, directly competing with Zoom Phone’s popular Zoom video meetings. Users who work remotely and rely heavily on a video meeting platform that is also integrated into their business phone system should consider RingCentral.
2. Vonage

Vonage is a powerhouse and a reliable go-to provider in the business communication space for organizations of all sizes. Founded in 2001 and headquartered in Holmdel, New Jersey, Vonage’s current CEO is Niklas Heuveldop. Prior to his position at Vonage, Heuveldop headed North America’s market for Ericsson in 2017.
Vonage has consistently delivered reliable and versatile solutions, making it a highly favoured option for businesses ranging from small startups and medium-sized businesses to large organizations with thousands of users.
In the months before this article, Vonage received several prestigious awards, including the Gold Award in the 5G category at the Merit Awards for Telecom, Best Virtual Agent Platform at the CX Awards for its innovative AI Studio, and the Platinum Winner at the Telco Innovation Awards for its CCaaS solution. These accolades underscore Vonage’s continued drive for innovation and excellence.
Features and Capabilities
Vonage stands out in 2025 with a range of features that cater to small to medium-sized businesses. Some of their most popular features include an easy-to-use mobile and desktop app, built-in video conferencing, HD-quality voice calling, call flip, call forwarding, call tagging, call continuity, call recording, unlimited auto attendants, after-hours auto attendant, voicemail-to-email, and visual voicemail.
Additionally, Vonage offers advanced features such as an AI virtual assistant, a visual call dashboard, a conference bridge, a simultaneous ring, and Vonage Meetings video collaboration software. Vonage has also improved its award-winning AI Studio, which enables businesses to create intelligent workflows using a low-code/no-code platform. The Vonage Business Platform currently provides unlimited domestic calling in the USA, Canada, and Mexico.
Integrations
Like other top providers, Vonage integrates with popular CRM systems such as Salesforce, Microsoft Teams, Zendesk, HubSpot, Slack, and many more. Currently, the platform offers around 20 native integration options, and more are expected to be added in the future.
Supported IP Phones
When it comes to Vonage-compatible hardware, Vonage offers two primary IP phone brands: Yealink and Poly. Popular Yealink models supported by Vonage include the Yealink T54W, T33P, T41S, T46U, and the widely favored T48S, known for its sleek design and robust functionality.
Regarding Vonage-compatible Poly IP phones, some of the top choices include the Poly VVX 250, Poly VVX 350, and the more robust Poly VVX 450, which has been a long-standing favourite among users who require exceptional performance and functionality.
Pricing
Vonage offers three straightforward pricing plans tailored to different business needs. The Mobile Plan, starting at $13.99 per user per month, is reliable and easy to use and includes essential features like desktop and mobile app support, unlimited domestic calling, SMS and MMS messaging, and voicemail. This plan is perfect for small businesses and startups.
The Premium Plan, priced at $20.99 per user per month, builds on the Mobile Plan with additional tools for enhanced business communication. It includes support for IP desk phones, unlimited video meetings with up to 200 participants, team messaging, access to the VBC App Center, and single sign-on for those needing a more comprehensive solution.
The Advanced Plan, at $27.99 per user per month, offers the full feature set of the Premium Plan with added benefits like on-demand call recording, visual voicemail, voicemail transcription, and call groups for streamlined team communication.
Customer Service and Support
Vonage’s customer service has faced criticism in recent years due to a noticeable decline in support availability and quality. While they offer 24/7 support along with email and community support, there is room for improvement to match the high standards most businesses expect. This is an area where Vonage could step up its game to ensure a better customer service experience moving forward.
In summary, Vonage remains a solid choice because of its competitive pricing and a full range of basic to advanced features that cater to the needs of small to medium-sized businesses. Their offering is definitely worth considering if you’re looking for a business communication solution to streamline your operations.
Good Read: Top 10 Features of Vonage for Salesforce CRM: Live Demo Highlights
Nextiva

As a true leader in business communication solutions, Nextiva has once again claimed the top spot in our list of the top three VoIP service providers. Nextiva was founded in 2008 in Scottsdale, Arizona, by Tomas Gorny, who is still the CEO and primary visionary behind Nextiva’s ongoing success. Nextiva supports businesses of all sizes by offering extensive features and tools. Their offering is known for its simplicity, efficiency, and modern solutions, which have earned them multiple prestigious accolades.
Nextiva was honoured with Customer Magazine’s 2024 Contact Center Technology Award for its AI-powered contact centre and G2’s 2024 Best Software Award. If that weren’t enough, Nextiva has won VoIP Service Provider of the Year at the VoIP Awards for two consecutive years. These awards highlight Nextiva’s commitment to delivering excellence and innovation year after year.
Features and Capabilities
Nextiva stands out in 2025 with robust capabilities to meet the needs of businesses of all sizes. At its core, the NextivaOne platform offers a unified communication solution, integrating a user-friendly mobile and desktop app, built-in video conferencing, and team chat.
Some of its essential calling features include HD phone calls, call forwarding, call screening, call park, three-way calling, call queues, and call recording. At the heart of Nextiva’s unified communications platform is NextivaOne, an all-in-one solution designed to simplify and streamline business communications. Built for maximum flexibility, NextivaOne combines mobile and desktop apps, team chat, and built-in video conferencing into a single, easy-to-use interface. With NextivaOne, users can manage calls, meetings, and messages effortlessly from the office, home, or even on the go.
Nextiva also provides advanced features such as unlimited auto attendants, custom music on hold, custom ringback, voicemail-to-email, voicemail-to-text, visual voicemail, call analytics, priority alerts, and advanced call management to help businesses track performance and make data-driven decisions. Additionally, Nextiva has integrated conversational AI to introduce smarter workflows, automate task scheduling, and optimize staff efficiency. Apart from this, several improvements have been made to the existing feature set of NextivaOne’s interface to enhance ease of use for businesses utilizing the platform.
Customer Support and Service
Nextiva offers an exceptional customer service experience for pre and post-sales, prioritizing customer satisfaction, which they commonly call Nextiva’s Amazing Service. They provide multiple support channels, including 24/7 call support, live chat, and an online ticketing system. In addition to these, they are also available through social media outlets. Furthermore, Nextiva offers an extensive knowledge base, allowing customers to troubleshoot and resolve minor issues independently.
Integrations
Nextiva currently integrates with all major CRMs, help desks, and productivity software on the market, including Zoho, HubSpot, Zendesk, Salesforce, Google Contacts, Microsoft Outlook, Microsoft Teams, and Microsoft Dynamics. Additionally, Nextiva offers a free phone number migration service, also known as number porting, ensuring a streamlined transition for businesses using its service.
Supported IP Phones
Regarding office hardware, Nextiva extends its support to major IP phone brands such as Yealink, Poly, and Cisco. The most popular IP phone models include Nextiva’s X88 A5, the Poly Edge E350, the Poly Edge E550, and the legendary Yealink W59R, which is a highly popular and well-loved ruggedized cordless IP phone.
Pricing
Nextiva offers flexible pricing plans tailored to small businesses’ needs, ensuring there is a perfect solution for every stage of growth. The Digital Plan, starting at $20 per user per month, is ideal for startups looking for omnichannel communication features such as competitive monitoring, social media management, and a digital service help desk for small teams.
The Core Plan, priced at $30 per user per month, adds more robust tools, including inbound and outbound voice, business SMS, video meetings, screen sharing, and call routing. The Engage Plan, priced at $40 per user per month, takes things up a notch with additional features like a call centre, queuing, and advanced reporting tools.
Finally, at $60 per user per month, the Power Suite is the ultimate package. It offers advanced IVR, intelligent call routing, and a supervisor dashboard to help sales and service teams operate like Fortune 500 companies. These packages benefit growing businesses as the per-user price becomes more cost-effective with increasing users.
Nextiva provides separate tailored plans for enterprise-level organizations. The Essential Plan, starting at $129 per agent per month, delivers powerful contact centre capabilities and advanced automation tools. The Professional and Premium Plans offer additional features like omnichannel support and workforce management for businesses requiring comprehensive solutions.
Final Thoughts
In our opinion, Nextiva is a top choice. It stands out among providers in the market with its competitive pricing, comprehensive feature set, and outstanding customer service. If you like this article and have any questions, contact Rich Technology Group directly. We offer free consultations to help you find the best business phone system tailored to your needs.