When it comes to business, picking the right phone system is a big deal, a really big deal. Hosted PBX has become the go-to for thousands of companies out there. What is it, you ask? Well, it’s a virtual phone network that works entirely on the internet using something called VoIP technology. This means you don’t need all that bulky, expensive hardware clogging up your office. A service provider handles all the technical stuff for you, and you just access it through an app on your computer, your mobile, or a VoIP phone.
This is a massive upgrade from those old, traditional PBX systems where you had to buy and maintain all the physical wiring yourself. That’s a headache, believe me, and it costs a fortune upfront. Hosted PBX is much better because it’s cheaper, with predictable monthly bills instead of one huge, lump sum. It’s also way more flexible and scalable; you can add or remove users with just a few clicks. Plus, your team can work from anywhere with an internet connection.
We at Defend My Business have checked out over 25 top cloud PBX providers, looking at what people are saying on platforms like Gartner and G2. We’ve found the best ones available today, focusing on what matters most: price, uptime, features, and overall value.

Hosted vs. Cloud PBX: What’s the Difference?

Before we get into the top providers, let’s clear up a common confusion. You’ve heard of both “hosted PBX” and “cloud PBX,” and many people use them interchangeably. While they both mean your phone system isn’t in your office, there’s a key technical difference.

• A Hosted PBX is a phone system where a service provider manages and maintains the hardware and software for you, usually in their own data center. You connect to it over the internet. It’s like renting a dedicated server for your phone system. It’s a great solution, but it’s tied to that specific provider’s physical infrastructure.
• A Cloud PBX, on the other hand, operates on a true cloud computing platform. Think of big-name services like Amazon Web Services (AWS) or Google Cloud. This means the system is built on a shared, scalable, and highly flexible infrastructure. It’s not tied to a single piece of hardware but rather uses a pool of resources. This setup often provides better scalability, reliability, and more advanced features.

In simple terms: A hosted PBX is hosted and managed by a third party, while a cloud PBX is built on a modern, shared cloud infrastructure. Both are excellent choices, but the cloud model is generally considered the more flexible and future-proof option.

Comparison Table of Top Hosted PBX Providers

Provider	Starting Price (Billed Annually)	Uptime (SLA)	Notable Features	Best For
Quo	$15/user/mo	99.9%	Shared numbers, AI summaries, text automations	Startups & Small Businesses
RingCentral	$20/user/mo	99.999%	Unified Communications, extensive integrations, AI receptionist	Large Enterprises & Call Centers
Dialpad	$15/user/mo	99.999%	AI-powered call coaching, real-time transcription, APIs	AI-focused & Tech-forward Businesses
Nextiva	$20/user/mo	99.999%	All-in-one CX platform, customizable reports	Growing Businesses & Sales Teams
8×8	Contact for pricing	99.999%	Unlimited international calling, global numbers	International Businesses & Global Teams
Vonage	$13.99/mo per extension	Not specified	Developer APIs, custom workflows, flexible plans	Businesses needing custom solutions
Google Voice	$10/user/mo	99.9%	Deep Google Workspace integration, unlimited domestic calling	Google Workspace Users & Solopreneurs
Grasshopper	$14/user/mo	Not specified	Unlimited extensions, professional greetings	Freelancers & Solopreneurs
Phone.com	$15/user/mo	Not specified	HIPAA-compliant, flexible plans for varied minute usage	Healthcare & HIPAA-conscious Businesses
Zoom Phone	$10/user/mo	99.9%	Seamless integration with Zoom Meetings, robust video features	Remote Teams & Video-First Companies

Note: All prices are billed annually and may vary based on user count.

Top 10 Hosted PBX Providers 

1. Quo

Overview: Quo is a user-friendly business phone system designed for small and growing teams. It offers a clean interface and powerful features to streamline communication without the extra stuff of enterprise systems. It provides the best value for small teams who want to sound professional and collaborate efficiently.

• Key Features: Shared phone numbers, auto-replies for missed calls, snippets (canned messages), and voicemail transcriptions. It also includes AI features like call summaries and call tags.
• Integrations: Deep integrations with platforms like Slack and Salesforce (on higher plans). It also offers over 7,000 integrations through Zapier and Make.

Pros & Cons

Pros	Cons
Easy to set up	Currently only serves North America
Free calls and texts to the U.S. and Canada	Lacks deep analytics found in enterprise platforms
Shared inboxes for team collaboration	AI features locked behind the most expensive plan
Solid set of productivity features	Salesforce integration only available on higher plans
AI-powered call summaries and tags	No international calling support
7,000+ integrations via Zapier and Make	Can get costly as team size grows
Voicemail transcriptions save time	Limited customization for larger enterprises

• Pricing Breakdown :-
  • Starter: $15/user/month (billed annually) for all essentials.
  • Business: $23/user/month for advanced features like auto-call recording and phone menus.
  • Scale: $35/user/month for AI call tags and priority support.
• Best For: Small businesses, startups, and growing teams that need a reliable, feature-rich phone system at a low price.
• Unique Selling Point (USP): Its focus on shared phone numbers and collaborative features makes it easy for teams to manage a single business number and ensure no calls or messages are missed.

Best for: Small businesses and startups in North America.

Quo is known for its user-friendly design and powerful features that help small teams collaborate efficiently. It offers shared phone numbers, so your team can manage a single business line together. Other useful features include auto-replies, voicemail transcriptions, and AI-powered call summaries. While it currently only serves the U.S. and Canada and lacks some advanced enterprise analytics, its focus on team collaboration and straightforward pricing makes it a top choice for small teams.

2. RingCentral

Overview: RingCentral is a leader in unified communications (UCaaS). It offers a complete, all-in-one solution that combines voice, video, team messaging, and contact center capabilities into a single platform.

• Key Features :- Unlimited calling/texting in the U.S. and Canada, advanced call management (queues, IVR), HD video conferencing, and extensive integrations with hundreds of business apps.
• Integrations: Integrates seamlessly with major CRM platforms like Salesforce, Zoho, and HubSpot, as well as productivity suites like Microsoft 365 and Google Workspace.
• Pros & Cons :-

Pros	Cons
Highly reliable with 99.999% uptime	Can be complex and overwhelming for small teams
Scalable for any business size	More expensive compared to simpler alternatives
Wide range of features in one platform	Steep learning curve for new users
HD video conferencing built-in	Advanced features locked behind higher-tier plans
Deep CRM integrations (Salesforce, HubSpot, Zoho)	Contract terms can be rigid
Supports Microsoft 365 and Google Workspace	Customer support response times can vary
Advanced call management with IVR and queues	Interface can feel cluttered due to feature overload

• Pricing Breakdown:
  • Core: $20/user/month
  • Advanced: $25/user/month
  • Ultra: $35/user/month
• Best For :- Large enterprises and businesses with a high volume of calls that need a robust, all-encompassing communication platform.
• Unique Selling Point (USP) :- Its all-in-one UCaaS platform with 99.999% uptime and vast integrations provides enterprise-level reliability and functionality.

Best for: Large enterprises needing an all-in-one solution.

RingCentral is a leader in unified communications, combining voice, video, and messaging into one platform. Its key selling points are its robust feature set, including HD video conferencing and advanced call management, and its 99.999% uptime guarantee, which provides enterprise-level reliability. While it might be too complex or expensive for very small businesses, its scalability and deep integrations make it the go-to for large companies with high call volumes.

3. Dialpad

Overview: Dialpad is a modern, AI-powered platform that aims to make communications smarter. Its key feature is its Voice Intelligence (Vi) technology, which offers real-time call transcriptions, sentiment analysis, and call coaching.

• Key Features :- AI-powered real-time transcription, call coaching, HD video meetings, and a strong focus on APIs for developers.
• Integrations :- Native integrations with popular CRM systems (Salesforce, HubSpot), as well as Google Workspace, Microsoft 365, and Zendesk.
• Pros & Cons :-

Pros	Cons
Excellent AI features for real-time call insights	Texting limits on lower-tier plans
Intuitive and modern user interface	Extra numbers often require a costly upgrade
Highly scalable for growing businesses	Pro plan has a 3-user minimum
Real-time sentiment analysis and call coaching	Enterprise pricing lacks transparency
Strong API support for developers	Some advanced AI features locked to higher plans
Native CRM integrations (Salesforce, HubSpot)	Limited offline or low-connectivity functionality
Supports Google Workspace, Microsoft 365, and Zendesk	Can be overkill for very small or simple teams

• Pricing Breakdown :-
  • Standard: $15/user/month (billed annually)
  • Pro: $25/user/month (3-user minimum)
  • Enterprise: Custom quote
• Best For: Businesses that want to use AI to improve sales and customer support, especially tech-forward companies.
• Unique Selling Point (USP): Its real-time AI-powered analytics and coaching tools provide instant, actionable insights for every conversation.

Best for: Businesses that want to use AI to improve their communications.

Dialpad stands out with its AI-powered Voice Intelligence (Vi) technology. This feature provides real-time call transcriptions, sentiment analysis, and coaching, giving you instant insights into every conversation. It’s a great fit for tech-forward companies focused on improving their sales and customer support. While some plans have texting limits, its intuitive interface and advanced AI tools make it a powerful choice.

4. Nextiva

Overview: Nextiva positions itself as a customer experience management (CX) platform, going beyond just phone service to connect all customer touchpoints. It offers a single view of customer interactions across calls, texts, and other channels.

• Key Features :- Unlimited calling/texting in the U.S. and Canada, video conferencing, team collaboration tools, and advanced analytics.
• Integrations :- A wide range of integrations with CRM and productivity tools, though some require a higher-tier plan or add-ons.
• Pros & Cons :-

Pros	Cons
Strong all-in-one CX management solution	Pricing higher than competitors for similar features
Excellent customer support reputation	Some integrations locked behind higher-tier plans
User-friendly and intuitive platform	Power Suite CX plan is significantly more expensive
Unlimited calling/texting in U.S. and Canada	Advanced analytics only available on higher plans
Video conferencing built-in	Can be more than small teams need
Single unified view of all customer interactions	Add-ons can increase overall cost quickly
Advanced analytics for deeper customer insights	Limited flexibility for teams outside North America

• Pricing Breakdown :-
  • Digital: $20/user/month
  • Core: $30/user/month
  • Engage: $40/user/month
• Best For: Growing businesses that are focused on building a centralized customer experience and need a single platform for all communications.
• Unique Selling Point (USP): Its focus on unifying customer communication channels and providing sentiment analysis helps businesses improve their overall customer experience.

Best for: Businesses focused on improving customer experience.

Nextiva goes beyond standard phone service to provide a complete customer experience management platform. It gives you a single view of all customer interactions, from calls and texts to other channels. With unlimited calling in the U.S. and Canada, video conferencing, and a strong focus on analytics, Nextiva is ideal for businesses that want to centralize their communications and get a deeper understanding of their customers.

5. 8×8

Overview: 8×8 is a global communications provider that offers a strong hosted PBX system with an emphasis on international calling. It’s a great choice for businesses with international teams or clients, as it provides local phone numbers in many countries.

• Key Features: Unlimited international calling to 14 or 48 countries (depending on the plan), video conferencing, team messaging, and built-in contact center options.
• Integrations: Integrates with many popular business apps like Salesforce, Microsoft Teams, and Zendesk.
• Pros & Cons :-

Pros	Cons
Unmatched international calling to 48 countries	Pricing not transparent — requires contacting sales
99.999% uptime guarantee	Complex to set up for non-technical users
Scalable platform for large enterprises	No self-serve pricing publicly available
Local phone numbers available in dozens of countries	Can be overwhelming for small teams
Built-in contact center options	Advanced features locked behind higher-tier plans
Integrates with Salesforce, Microsoft Teams, Zendesk	Customer support can be slow for complex issues
Strong video conferencing and team messaging	Long-term contracts often required

• Pricing Breakdown :- Contact sales for a custom quote.
• Best For: Enterprises and large businesses that operate globally and need to talk to international teams or clients often.
• Unique Selling Point (USP): Its ability to provide unlimited international calling and local numbers in dozens of countries makes it a top choice for global operations.

Best for: Global businesses with international teams or clients.

If your business operates globally, 8×8 is a strong contender. It offers unlimited international calling to dozens of countries, along with local phone numbers worldwide. This makes it a great choice for companies with international teams or a large number of international clients. The platform is robust and scalable but can be complex for new users and requires contacting a sales representative for a custom quote.

6. Vonage

Overview: Vonage Business offers a flexible hosted PBX solution, with a strong focus on developer-friendly APIs. This lets businesses with in-house technical teams build custom integrations and communication workflows.

• Key Features: Video conferencing, contact center services, and a wide variety of add-on features.
• Integrations :- A robust API marketplace for building custom solutions and integrations with Microsoft 365 and other business tools.
• Pros & Cons :-

Pros	Cons
Highly customizable with developer-friendly APIs	Can get expensive with multiple add-ons
Flexible pricing — pick and choose features	Some setups require significant technical work
Wide variety of features available	Core plan lacks many features out of the box
Robust API marketplace for custom integrations	Not ideal for non-technical teams
Integrates with Microsoft 365 and other tools	Video conferencing not included on base plan
Good for building custom communication workflows	Customer support quality can be inconsistent
Scales well for tech-driven businesses	Add-on model makes cost estimation difficult

• Pricing Breakdown :-
  • Mobile: $13.99/mo per extension
  • Premium: $20.99/mo per extension
  • Advanced: $27.99/mo per extension
• Best For: Tech-driven companies and businesses with in-house development teams that need custom communication workflows.
• Unique Selling Point (USP): Its developer-friendly platform and extensive API offerings are perfect for businesses that want to build their own communication solutions.

Best for: Tech-driven companies that need custom solutions.

Vonage Business is a highly flexible platform that focuses on developer-friendly APIs. This allows businesses with an in-house tech team to build custom integrations and communication workflows. While its pricing can get expensive with add-ons and some setups may require technical work, its customizable nature and extensive API marketplace make it perfect for companies that want to build their own unique communication solutions.

7. Google Voice

Overview: This is a simple, low-cost option for small businesses that are already deep into the Google Workspace ecosystem. It’s a reliable and straightforward service that provides basic calling features.

• Key Features: Unlimited calling to the U.S. and Canada, voicemail transcription, and seamless integration with Google Workspace apps like Calendar and Meet.
• Integrations: Primarily integrates with other Google services.
• Pros & Cons :-

Pros	Cons
Incredibly easy to use	Very limited features on basic plan
Very affordable entry-level pricing	No shared numbers or advanced collaboration tools
Familiar Google interface	Fee required to port your existing number
Seamless integration with Google Workspace	Only integrates with Google services
Unlimited calling to U.S. and Canada	Not suitable for teams outside the Google ecosystem
Voicemail transcription included	Starter plan capped at 10 users only
No steep learning curve	Lacks advanced analytics and reporting

• Pricing Breakdown :-
  • True Solo: $14/mo/user (up to 10 users)
  • Solo Plus: $25/mo/user (unlimited users)
  • Small Business: $80/mo/user
• Best For: Solopreneurs, freelancers, and very small teams that use Google Workspace a lot and only need basic phone functionality.
• Unique Selling Point (USP): Its seamless integration with the Google Workspace ecosystem makes it a no-brainer for businesses already committed to Google’s platform.

Best for: Solopreneurs and small teams already using Google Workspace.

Google Voice is a simple, affordable option for those who live in the Google ecosystem. It provides basic but reliable phone functionality, including unlimited calling to the U.S. and Canada and seamless integration with other Google apps like Calendar and Meet. It lacks advanced features like shared numbers and deep collaboration tools, but its ease of use and low cost make it a great starting point for very small teams.

8. Grasshopper

Overview: Grasshopper is a virtual phone system designed specifically for entrepreneurs and solopreneurs. It’s a call-forwarding service that gives you a professional business number.

• Key Features :- Unlimited extensions, custom greetings, voicemail transcription, and business hours.
• Integrations: No third-party integrations.
• Pros & Cons :-

Pros	Cons
Simple pricing based on numbers, not users	No third-party integrations at all
Very easy to set up	Lacks shared inboxes and collaboration tools
Professional business number on any device	No video conferencing
Unlimited extensions included	International calling is complex and expensive
Custom greetings and business hours	No advanced analytics or reporting
Great for solopreneurs and micro-businesses	Not scalable for growing teams
Voicemail transcription included	Purely a call-forwarding service — not a full PBX

• Pricing Breakdown :-
  • Solo: $14/user/month (billed annually)
  • Partner: $25/user/month
  • Small Business: $55/user/month
• Best For: Freelancers and solopreneurs who need a professional business number for calls and texts without the fuss of a full hosted PBX.
• Unique Selling Point (USP): Its simple, number-based pricing model and focus on core features make it a great starting point for micro-businesses.

Best for: Freelancers and solopreneurs needing a professional business number.

Grasshopper is a virtual phone system designed specifically for solo entrepreneurs. Its core function is to give you a professional business number that forwards calls to your personal device. Its simple, number-based pricing and easy setup make it a great, no-fuss option. However, it lacks advanced features like video conferencing and third-party integrations, so it’s best for those who just need a basic business line.

9. Phone.com

Overview: Phone.com is a hosted PBX provider that offers a HIPAA-compliant platform, making it a good choice for businesses in the healthcare sector. It provides flexible plans with metered or unlimited minutes.

• Key Features :- HIPAA-compliant voice and video calling, call routing, and a wide selection of virtual numbers.
• Integrations: Basic integrations with CRM platforms like Salesforce and a variety of APIs.
• Pros & Cons :-

Pros	Cons
HIPAA-compliant voice and video calling	Call recording costs extra
Flexible metered and unlimited plans	Metered plans can be confusing to manage
Video conferencing included on all plans	Limited third-party integrations
Wide selection of virtual numbers	Interface feels dated compared to modern competitors
Great for healthcare, legal, and financial sectors	Advanced features require higher-tier plans
Basic CRM integrations available	Limited scalability for large enterprise teams
Strong focus on privacy and compliance	Customer support response times can vary

• Pricing Breakdown :-
  • Basic: $15/user/month (500 minutes)
  • Plus: $22.50/user/month (unlimited minutes)
  • Pro: $33.33/user/month
• Best For: Healthcare, legal, and financial businesses that must follow strict privacy rules.
• Unique Selling Point (USP): Its HIPAA-compliant platform is a must-have for businesses that handle sensitive customer information.

Best for: Businesses in healthcare and other regulated industries.

Phone.com offers a HIPAA-compliant platform, which is essential for businesses that handle sensitive client information, such as healthcare or legal firms. It provides flexible plans with metered or unlimited minutes, as well as HIPAA-compliant voice and video calling. While call recording is an extra fee and some metered plans can be confusing, its focus on security makes it a top choice for regulated industries.

10. Zoom Phone

Overview: As an extension of the popular Zoom Meetings platform, Zoom Phone is a hosted PBX system that offers easy integration between phone calls and video meetings. It’s perfect for remote and hybrid teams who already use Zoom for collaboration.

• Key Features :- Easy integration with Zoom Meetings, robust HD voice and video, auto-attendant, and voicemail transcription.
• Integrations: Integrates with a wide range of business apps, with more being added all the time.
• Pros & Cons :-

Pros	Cons
Extremely easy to use for existing Zoom users	Pricing can be complex with add-ons
Reliable HD voice and video quality	International calling requires the most expensive plan
Native integration with Zoom Meetings	Heavy dependency on the Zoom ecosystem
Auto-attendant and voicemail transcription included	Limited standalone functionality without Zoom
Affordable entry-level pricing ($10/user/month)	Advanced features require additional purchases
Perfect for remote and hybrid teams	Not ideal for businesses not already using Zoom
Wide range of third-party integrations	Some enterprise features still maturing

• Pricing Breakdown :-
  • US & Canada Metered: $10/user/month
  • US & Canada Unlimited: $15/user/month
  • Global Select: $20/user/month
• Best For: Remote and hybrid teams that use the Zoom ecosystem for daily communication and meetings.
• Unique Selling Point (USP): Its native integration with Zoom’s video conferencing platform provides a unified and familiar experience for users.

Best for: Remote and hybrid teams already using Zoom.

For anyone already familiar with Zoom’s video conferencing platform, Zoom Phone is a seamless transition. It’s a hosted PBX system that works with Zoom Meetings, providing a unified and familiar experience for calls and meetings. Its strong points are its easy-to-use interface and reliable HD voice and video quality. Pricing can be complex depending on your needs, but it’s a perfect fit for remote and hybrid teams who rely on Zoom for daily collaboration.

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Choosing the right Hosted PBX provider is a big decision for any business. A Hosted PBX is a cloud-based phone system. It lets you make and get calls over the internet using VoIP technology. This system removes the need for expensive, on-site hardware. It offers businesses more flexibility and saves money.

Here is a simple guide to help you choose the best Hosted PBX provider.

How to Choose a Provider

When looking at providers, think about these things:

• Number of Users: Most providers charge a monthly fee for each employee. If you are a one-person business, some providers might charge you “per number,” which could be cheaper.
• Reliability: You want a system that is always working. Look for a provider with a high uptime guarantee (99.99% or higher). This is found in their Service Level Agreement (SLA).
• Support: See what kind of help is offered. Do they have 24/7 phone support, live chat, or email? Good support is important for getting help when you need it.
• Integrations: Check if the provider works with the tools you already use. This includes things like your CRM (Customer Relationship Management) or help desk software.
• International Calls: If you have international clients or team members, check the costs for international calls. Some plans include unlimited calls to certain countries.
• Features: Make sure the system has key features you need. These can include call forwarding, IVR (a menu for callers), and call recording.
• Security: Ensure the provider has strong security. They should use encryption for calls and have a good firewall to keep your data safe.

Top Providers for Different Needs

Different providers are better for certain types of businesses:

• For Small Businesses: Quo is a top choice. It is easy to use and has simple pricing.
• For Remote Teams: Zoom Phone is great if your team already uses Zoom for meetings. It puts calls and video meetings in one place.
• For Large Companies: RingCentral is a leader for big companies. It has a full system with many features and is very reliable.
• For Call Centers: RingCentral and 8×8 both offer strong solutions for call centers. They have features like advanced call routing and real-time reports.
• For Healthcare or Finance: Phone.com is a good choice. Its platform is secure and meets necessary privacy standards.

Understanding Pricing

Hosted PBX providers use a few pricing models:

• Per User/Month: This is the most common model. You pay a set fee each month for every user.
• Metered vs. Unlimited:
  • Metered: You get a set number of minutes per month. This is good for businesses with low call volume.
  • Unlimited: You get unlimited calls and texts for a flat fee. This is best for businesses with high call volume.
• Extra Costs: Be aware that some providers charge extra for things like call recording or additional phone numbers. Always read the fine print.
• Contract: Many providers offer a discount if you sign a yearly contract. However, a month-to-month plan offers more flexibility.

Choosing the right provider comes down to your business’s specific needs.

Verdict: Which Hosted PBX Should You Choose?

Choosing the right hosted PBX provider is a strategic decision that can greatly improve your business communication and efficiency. The best provider is the one that fits your specific needs, budget, and growth plans.

For most small businesses and startups, Quo offers the best value. Its combination of a clean interface, powerful collaboration features, and clear pricing makes it the perfect solution for teams that need a reliable, easy-to-use phone system. For businesses that need a truly all-in-one solution with enterprise-level reliability and a ton of integrations, RingCentral remains the industry leader. Lastly, if you’re a modern company looking to use AI to get an edge, Dialpad is the clear choice. Contact us and we can help you choose the right business pbx phone system as your dedicated telecom advisors.

What is the difference between hosted and on-prem PBX?

A hosted PBX is a cloud-based system managed by a provider, so it needs no on-site hardware. An on-prem PBX requires you to buy and maintain all the hardware on your business premises.

How secure is a hosted PBX system?

Hosted PBX is very secure. Top providers use advanced security measures like TLS/SRTP encryption, firewalls, and regular security checks.

Can I keep my existing business number?

Yes, this process is called number porting. Most providers will port your existing business numbers to their service for a small fee or even for free.

Do hosted PBX providers include desk phones?

Some providers include or offer to lease VoIP desk phones, while others require you to buy them separately. You can also use softphones (apps on your computer or smartphone) and headsets instead.

What is the uptime of a hosted PBX?

Uptime is the measure of system availability. Most top-tier providers offer an SLA of 99.99% or even 99.999%, which means less than a few minutes of downtime per year.

Is hosted PBX the same as cloud PBX?

Yes, the terms are often used interchangeably to describe a phone system that operates in the cloud.