Cloud-Based PBX Solutions For Modern Business Communication

The Cloud Communications Alliance connects businesses with trusted cloud PBX providers that deliver scalable, cloud-based phone systems with flexible features and pricing.

Compare the Top Cloud PBX Providers

Provider Top Features Best For
CallCorp White-Label CCaaS Platform for Partners
  • Omnichannel Inbox, consolidates voice, email, SMS, chat, social media, and live video interactions into a single agent view with full conversation history
  • Interactive Voice Response (IVR), lets customers self-serve through a menu of prompts built with a drag-and-drop tool or automated wizard
  • Automatic Call Distributor (ACD), routes interactions from all channels to agents based on skills, competency, language, or region
  • White-Label Configuration, allows partners to brand and package the platform as their own offering with flexible pricing and add-on options
  • Turnkey Packages, enable partners to deploy a new contact center environment in minutes using out-of-the-box templates
 Partners and resellers that want to bring a fully branded, white-label contact center platform to clients of varying sizes and industries.
Zoom AI-First Work & Collaboration Platform
  • Zoom Meetings, a video conferencing service with HD audio and video, noise suppression, and built-in collaboration tools for hybrid and remote teams
  • AI Companion, an AI assistant included with paid plans that summarizes meetings, drafts follow-ups, and automates next steps
  • Zoom Contact Center, a customer support platform that unifies phone, chat, email, SMS, social, and video in a single view with real-time analytics
  • My Notes, an AI note-taking tool that captures insights from Zoom meetings, in-person conversations, and third-party platforms
  • Workvivo, an employee engagement product that delivers company-wide updates, recognition feeds, and participation analytics for hybrid teams
 Organizations of any size, from small businesses to enterprises, that need a single platform covering meetings, phone, contact center, and employee engagement.
Sipcom Unified Communications Transformation Services
  • HALO Operator Connect, a managed operator service that delivers next-generation calling for Microsoft Teams
  • HALO Direct Routing, a platform that connects Teams Phone without on-premises equipment and handles complex calling requirements
  • BYOC (Bring Your Own Carrier), a transition service that moves companies to the HALO Platform while keeping their existing carrier
  • SIP Trunking, a service that optimises telecommunication infrastructure and supports business scaling at reduced cost
  • Teams Managed Services, an ongoing service covering tenant management and day-to-day Microsoft Teams operations
 Companies seeking a structured, guided migration to Microsoft Teams-based unified communications, including partners who want to white-label services for their own customers.
Phone.com Cloud Business Phone System Provider
  • AI-Connect, a 24/7 automated call routing and appointment scheduling service
  • Live Answer-Connect, a professional live receptionist service for handling incoming calls
  • ProSIM, a SIM card that brings business phone system features to a mobile device
  • Call Handling Rules, a tool that routes incoming calls to users, menus, voicemail, or an answering service
  • Office Hour Schedules, a feature that routes calls differently based on configured business hours
 Entrepreneurs and growing businesses that need a scalable, no-contract cloud phone system without complex setup or high costs.
XTIUM AI-First Managed IT & Communications Partner
  • Trusted AI Services, a structured path covering AI readiness assessment, data governance, Managed Copilot, and autonomous agent operations under one managed relationship
  • Managed Security, AI-driven threat detection with 24x7 SOC monitoring, real-time incident response, and proactive threat mitigation
  • Virtual Desktops (Desktop as a Service), cloud-based desktops providing secure remote and hybrid work access from any endpoint device with centralized management
  • Managed Network Services, full-stack 24x7 monitoring with real-time analytics, first-touch resolution, and customized runbooks to maintain network reliability
  • Unified Communications (UCaaS), cloud-based voice, video, and messaging integrated natively with Microsoft Teams and Cisco Webex, including an omnichannel contact center
 Mid-size and enterprise organizations with stretched IT teams seeking a single partner to manage security, AI deployment, networking, and communications.
Vested Networks Business VoIP & Cloud PBX Provider
  • Custom Call Routing, automatically queues inbound calls and distributes them to the right departments based on preset rules
  • Mobile Application, lets users send and receive business calls and texts, manage contacts, and listen to voicemail from a cellphone
  • Backup LTE, keeps the business connected if the primary internet service drops
  • Network Management, an industrial-grade router for each customer so connected devices can be managed and troubleshot remotely
  • Deployment Management, pre-programs the system before install and works with any in-house IT staff to keep disruption low
 Businesses of any size, including government, education, healthcare, and law offices, wanting a hosted phone system with hands-on installation and fast support.

How Business Hosted PBX Providers Solve Phone System Challenges

Businesses often turn to cloud PBX providers when legacy phone systems become too costly, too rigid, or too difficult to manage. A modern cloud PBX solution helps reduce complexity, support distributed teams, and give your business access to the calling features it needs without the burden of on-site infrastructure.

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Lower Upfront Costs

Eliminate the need for on-site PBX hardware and reduce capital expenses by switching to a cloud-based solution.

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Simplified Management

Manage users, extensions, and call settings from a centralized online portal – no technical expertise required.

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Built-In Flexibility

Cloud PBX providers make it easy to scale your phone system up or down as your team changes.

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Remote & Hybrid Work Support

Employees can make and receive calls from anywhere using softphones or mobile apps.

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Enterprise Features, No Extra Fees

Access voicemail-to-email, auto attendants, call queues, and more without additional hardware or licenses.

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Reduced IT Burden

Hosted PBX providers handle maintenance, updates, and security so your internal team doesn’t have to.

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Choosing The Right Cloud PBX Provider

Choosing the right cloud PBX provider starts with understanding what your business needs from its phone system today and what it may need next. As you compare cloud PBX providers, focus on the factors that affect day-to-day performance, long-term flexibility, and the overall value of the solution so you can narrow your options with more confidence.

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What should you look for in a cloud PBX provider?

A trusted cloud PBX provider should deliver reliable uptime, feature-rich services, and easy scalability. Whether you're a small business or an enterprise, the provider should align with your operational needs.

  • Ensure the provider offers strong SLAs, call quality, and geo-redundant infrastructure.
  • Look for features like call forwarding, voicemail-to-email, and call analytics.
  • Choose a solution that integrates with your CRM, UCaaS, or helpdesk platforms.
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How does hosted PBX pricing typically work?

Most hosted PBX pricing is built around a recurring subscription model, often based on the number of users, selected features, and the level of support your business requires. As you compare providers, it helps to look beyond the base monthly rate and understand what is included in each plan.

  • Pricing is often billed per user, per month, which can make costs easier to estimate as your team grows or changes.

  • Some cloud PBX providers include core features such as auto attendants, call queues, voicemail, and mobile access in standard plans, while others reserve more advanced functionality for higher tiers.

  • It is important to compare the full value of the solution, including support, reliability, integrations, and administrative tools, rather than choosing a provider based on price alone.

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Why are more businesses switching to hosted PBX providers?

Hosted PBX providers eliminate the need for expensive on-premise systems while offering more flexibility and control.

  • Businesses gain access to enterprise-level features without investing in hardware.
  • Providers handle system maintenance, updates, and support.
  • Teams can manage users, calls, and settings from anywhere via a secure web portal.
Frequently Asked Questions

Hosted PBX Solution Providers FAQs

Check out the answers to commonly asked questions about cloud PBX providers below.

What is a cloud PBX system?

A cloud PBX (Private Branch Exchange) system is a business phone system hosted offsite by a provider and delivered over the internet. It replaces traditional, on-premise PBX hardware with a more flexible, scalable, and cost-effective solution that supports remote and hybrid teams.

How is a cloud PBX different from a traditional phone system?

Unlike traditional PBX systems that require on-site equipment, a cloud PBX system is managed by a provider in the cloud. This reduces maintenance requirements and allows users to access the system from any device, anywhere.

  • Lower upfront and maintenance costs
  • Easy to scale as your business grows
  • Built-in support for remote work and mobile access

What features are included with hosted PBX providers?

Most hosted PBX providers include enterprise-grade features as part of their base offerings. These can include:

  • Auto attendants, voicemail-to-email, and call forwarding
  • Call routing, ring groups, and custom greetings
  • Integration with CRMs, helpdesks, and UCaaS platforms

How long does it take to set up a cloud PBX system?

Setup time can vary depending on the size of your business, number of users, and any required integrations. Many cloud PBX providers can get smaller teams up and running within a few days, while more complex deployments may take a few weeks to fully configure, test, and roll out.

Can I keep my existing business phone numbers when switching to a cloud PBX provider?

Yes, most cloud PBX providers support number porting, allowing you to keep your existing business phone numbers. The process typically involves coordinating with your current carrier and may take a few days to a few weeks, depending on the complexity of the transfer.

What types of businesses are the best fit for cloud PBX providers?

Cloud PBX providers are a strong fit for businesses of all sizes, especially those with remote or hybrid teams, multiple locations, or plans to scale. They are also ideal for companies looking to reduce hardware costs, simplify management, and gain access to advanced calling features without maintaining on-site systems.

Are cloud PBX systems secure and reliable?

Yes. Leading cloud PBX providers offer secure, encrypted voice traffic and enterprise-grade uptime. Look for providers that include redundancy, failover, compliance support, and:

  • Built-in security features like call encryption and role-based access
  • Geo-redundant data centers to minimize downtime
  • Regular updates and maintenance handled by the provider

How much does a cloud PBX system cost?

The cost of a cloud PBX system depends on the provider, the number of users, and the features included. Most hosted PBX pricing starts between $15 and $40 per user per month.

  • Basic plans often include core features like voicemail and call forwarding
  • Premium plans may offer analytics, call recording, and custom integrations
  • Hosted PBX eliminates hardware costs and reduces in-house IT demands

I'm shopping for a cloud PBX provider. Can you point me in the right direction?

Absolutely. The Cloud Communications Alliance connects businesses with leading cloud PBX providers through our Cloud Communications Providers Directory.

  • Compare providers by features, pricing, and scale
  • Find solutions that align with your business size and technical needs
  • Access guidance and insights to help you make an informed decision

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