The Top 5 IP Telephone Service Providers: Who Leads the Market?

Simple Phones
May 11, 2024

In today's tech-driven world, selecting the right IP telephone service provider is crucial for effective communication and operational efficiency. This article ranks the top 5 IP telephone service providers based on their features, pricing, and customer satisfaction, helping businesses make an informed choice.

Key Takeaways

  • RingCentral stands out for its comprehensive features and strong overall performance.
  • Zoom Phone offers exceptional value for money with competitive pricing.
  • 8x8 is highly recommended for sales teams due to its specialized tools and functionalities.
  • Vonage Business Solutions excels in providing extensive training features.
  • GoTo Connect is ideal for businesses looking to scale with its flexible service options.

1. RingCentral

RingCentral stands out as a leading business VoIP phone system, widely recognized for its comprehensive feature sets and flexibility in service options. Catering to various industries including education, healthcare, and technology, RingCentral offers tailored solutions such as HIPAA compliant systems, making it a versatile choice for diverse business needs.

RingCentral's robust service integrates seamlessly with platforms like Microsoft Teams and supports numerous CRM plugins, enhancing its utility in business operations. The system is not only easy to set up but also enriches user experience with a plethora of innate features and optional integrations.

Key Features:

  • Unlimited domestic calls
  • Custom greetings and virtual receptionist
  • Spam prevention and voicemail-to-text
  • Caller ID and call transcripts
  • Custom call routing
  • Unlimited audio conferencing with 1,000 attendees
  • AI meeting transcription

RingCentral's ability to handle high volumes of inbound calls makes it an ideal choice for sectors such as hospitality, retail, and customer service. The provider's commitment to expert recommendations and a solid selection of equipment ensures that businesses receive reliable and effective communication solutions.

2. Zoom Phone

modern office communication technology with people using IP phones and video conferencing

Zoom Phone emerges as a highly competitive option in the IP telephone service market, particularly for businesses seeking a balance between cost and functionality. Zoom Phone's affordability is a standout feature, with plans starting at just $10 per user, per month. This makes it an attractive choice for businesses of all sizes.

Key Features

  • Voicemail-to-text
  • Spam prevention
  • Customizable hold music
  • Easy acquisition of toll-free, local, and international numbers


  • Basic Plan: $10 per user, per month
  • Most expensive plan: $20 per user, per month
  • Toll-free number starting at: $5 per month
  • International calling add-on: $120 per year
Zoom Phone integrates seamlessly with other communication tools, enhancing its utility for growing businesses. It's not just about the low costs; the service is robust, offering a suite of features that cater to diverse business needs.

3. 8x8

modern office with advanced communication technology

8x8 is revolutionizing the way people think of VoIP, offering a variety of plan options that cater to different business needs. From the entry-level X2 plan to high-end solutions, 8x8 provides a comprehensive suite of features including AI and intelligent call routing. This makes it a robust choice for businesses seeking an all-in-one service platform for calling, texting, and more.

8x8’s call handling features such as caller ID and ring groups make it a viable option for industries dealing with high volumes of inbound calls, including retail and healthcare. The platform also supports organizational needs with team messaging and file-sharing capabilities.

8x8 stands out with its 24/7 phone support, live chat, and email assistance, ensuring that help is always available. Additionally, the provider offers extensive online training for new employees, which can be completed at their own pace, and virtual, trainer-led courses for systems administrators.

Should You Choose 8x8?

Choosing 8x8 can provide businesses with secure lines, helpful customer support, and a plethora of features necessary to stay competitive. For those unsure if 8x8 is the right fit, a tailored quote can be obtained by filling a short form based on the team’s size and priorities.

4. Vonage Business Solutions

modern office communication technology

Vonage Business Solutions stands out for its excellent training features, making it a top choice particularly for retail and customer service sectors. The platform offers a robust suite of unified communication solutions, including voice calling, SMS messaging, team messaging, digital fax, virtual assistant, and social meetings, all supported by a 99.99% uptime guarantee.

Key Features:

  • Great central hub for collaboration with team messaging available on all plans
  • Over 50 high-tech communication features
  • Flexible usage across mobile devices, desktops, and third-party desk phones

Pros and Cons:

  • Pros: Extensive training and management tools, numerous big-name integrations
  • Cons: Higher overall cost of ownership, mixed service and support reviews

Vonage's ability to integrate with third-party software, notably Salesforce, enhances its appeal as a unified communications hub. This flexibility is crucial for businesses looking to maintain minimal changes in their operational setups. Despite some concerns over cost and customer support, the benefits offered by Vonage, especially in training and sales features, make it a compelling option for businesses aiming to enhance their communication systems.

5. GoTo Connect

modern office communication technology

GoTo Connect, previously known as Jive, has evolved significantly since its rebranding, making it a top choice for business VoIP phone system providers. GoTo Connect’s unified communication solution allows business users to manage their phone systems effortlessly through web browsers, mobile apps, or desktop phones, and join team meetings from anywhere. This provider is particularly strong in call management features such as custom greetings, voicemail, spam prevention, and more, making it ideal for sectors like healthcare and customer service.

GoTo Connect offers unlimited calling and messaging, including MMS and SMS, in every plan, ensuring that users never have to worry about running out of credits or being charged for overages. The international calling options are also impressive, providing free calls to over 50 countries with the Standard plan. However, it's worth noting that if you rely heavily on integrations with platforms like HubSpot, GoTo Connect might not be the best fit due to less seamless connectivity.

Key Features:

  • Conference calling
  • Auto attendants
  • Video conferencing
  • Custom greeting, voicemail
  • Spam prevention, voicemail to text
  • Custom hold music, call queue, and ring groups

GoTo Connect is highly scalable and offers flexible cloud-based and mobile solutions, which are perfect for companies working remotely or on-the-go. It also provides hosted solutions for companies with office setups, ensuring a broad range of business needs are met.

Explore the power of AI with GoTo Connect and never miss a customer call again. Our AI agents are ready to handle your inbound and outbound calls, ensuring your business stays connected and responsive. Experience the future of communication by visiting our website and trying out a demo today. Let's revolutionize your customer interactions together!


In the rapidly evolving world of IP telephony, choosing the right service provider can significantly impact your business communication needs. Our comprehensive analysis of the top 5 IP telephone service providers highlights the strengths and unique offerings of each, from RingCentral's overall excellence to Zoom Phone's exceptional value for money. As businesses continue to seek efficient, scalable, and cost-effective communication solutions, these providers stand out for their robust features and reliable service. Whether you're a small startup or a large enterprise, aligning with one of these top providers could enhance your communication capabilities and streamline your operations. Remember, the best choice depends on your specific needs and budget, so consider the detailed insights provided to make an informed decision.

Frequently Asked Questions

What are the key benefits of using RingCentral as my IP telephone service provider?

RingCentral offers comprehensive communication solutions with features like advanced call handling, integration with various platforms, and strong customer support, making it ideal for businesses looking for a robust telephony system.

How does Zoom Phone stand out in the market?

Zoom Phone is known for its seamless integration with the Zoom platform and its cost-effectiveness, making it a great value for businesses that already use Zoom for video conferencing.

What makes 8x8 a preferred choice for sales teams?

8x8 provides features tailored for sales teams such as advanced call analytics, CRM integration, and mobile apps that enhance sales productivity and customer engagement.

What are the training features offered by Vonage Business Solutions?

Vonage Business Solutions excels in training features with its extensive online learning resources, live training sessions, and robust support to ensure users can fully utilize their VoIP system.

How does GoTo Connect support business scaling?

GoTo Connect offers scalable solutions that grow with your business, including customizable plans, extensive third-party integrations, and features that support both small and large teams effectively.

Are there any free trials available for these IP telephone service providers?

Most of the top IP telephone service providers like RingCentral and Zoom Phone offer free trials, allowing businesses to test their services before committing to a subscription.