Compare the Top Cloud PBX Providers for Linux as of February 2026

What are Cloud PBX Providers for Linux?

Cloud PBX providers, also known as hosted PBX providers, deliver internet-based phone systems that enable businesses to manage communication without the need for traditional on-premise hardware. They offer features like call routing, voicemail, conferencing, and auto-attendants, all accessible via a cloud platform. These services are scalable, allowing companies to adjust the number of users or features as their needs grow. Cloud PBX providers often integrate with other business tools, such as CRMs and collaboration platforms, enhancing efficiency and productivity. By eliminating the maintenance and costs of physical PBX systems, they provide a flexible, cost-effective solution for modern business communication. Compare and read user reviews of the best Cloud PBX providers for Linux currently available using the table below. This list is updated regularly.

  • 1
    VirtualPBX

    VirtualPBX

    VirtualPBX

    VirtualPBX stands as an acclaimed Business Phone System Provider, renowned for its award-winning services. Offering industry-leading features, boasting 99.999% reliability, and competitive pricing, VirtualPBX equips businesses with top-tier communication tools for seamless unified communications. Catering to a diverse range of enterprises, from entrepreneurs to contact centers seeking a complete contact center solution. VirtualPBX serves as the ultimate destination for modern business VoIP needs. With plans starting at just $18 per month, VirtualPBX ensures accessibility and excellence in communication solutions. Get a free demo today!
    Leader badge
    Starting Price: $18/month
  • 2
    XCastLabs

    XCastLabs

    XCastLabs

    The First and Still the Best in VoIP Communication! Our proprietary technology has been providing telecom services for over 20 years. XCast’s broad suite of products—Hosted IP-PBX, SIP Trunking, Carrier Services and Call Center Solutions—are available directly from XCastLabs or through our white label Resellers, our agent partners, carriers or call centers. XCast exceptional service, rates, and products meet the FCC standards for STIR/SHAKEN network compliance. XCast’s Hosted PBX solution is delivered over the Internet to any of your connected devices. Promotional plans start as low as $9.95 per month and include FREE Outbound minutes and a FREE Yealink Business Phone per extension. Sip Trunk Plans begin at $4.95 w/unlimited inbound minutes and free installation. Our Automatic Call Distribution (ACD) system has full reporting, automated customer callback, custom prompts, music on-hold, call recording, call monitoring (with whisper and barge-in), call transfer and more!
    Leader badge
    Starting Price: $4.95/month
  • 3
    Thirdlane

    Thirdlane

    Thirdlane

    Thirdlane is a scalable UCaaS platform that blends multi-tenant PBX, Contact Center, and collaboration apps into one solution. MSPs, Enterprises, and telecom providers adopt Thirdlane when they want freedom of deployment, deep integrations, and reliable control over their communications stack. Whether your team prefers cloud-hosted services or on-premises deployments, Thirdlane adapts to your strategy. IT departments appreciate the API-first design, while business leaders value the ability to cut costs and avoid lock-in. Core benefits: - Enterprise-grade PBX with calling, video meetings, voicemail, and advanced routing. - Unified Thirdlane Connect apps for chat, video meetings, and file sharing. - Built-in Contact Center - Advanced analytics to improve service and sales. - CRM integration for context-rich customer interactions. - White-label branding across all user touchpoints. - Options for geo-redundancy and high availability.
  • 4
    net2phone

    net2phone

    net2phone

    net2phone provides innovative and affordable cloud based telephony software and services to both small and mid-sized businesses and large or multinational enterprises. Our Unified Communications and Contact Center solutions provide advanced features that can be customized to suit your unique business needs while ensuring simplicity through implementation and use. net2phone’s compelling​ ​UCaaS offer combines voice, video, chat, and messaging under one platform, includes advanced features and integrations, and unlimited calling to over forty popular destination countries. uContact, net2phone’s omnichannel CCaaS solution, streamlines all voice and digital interactions​, ​enabling contact centers to meet customers in the digital channel of their choice​ and ​integrating all touchpoints into a Unified Inbox. Other flagship solutions include SIP Trunking services, native integration with Microsoft Teams, and international connectivity capabilities.
    Starting Price: $17.99/month/user
  • 5
    VoIPstudio

    VoIPstudio

    VoIPstudio

    VoIPstudio is a cloud-based business telephone system created for organizations that require professional communications features without the hassle and expense of owning and managing on-site PBX equipment. With thousands of systems installed worldwide, VoIPstudio is the first choice for companies when selecting a VoIP solution. Its power and simplicity make VoIPstudio perfect for any business, from startups to mid-sized call centers. With VoIPstudio, you get an all-in-one business VoIP solution with no contracts and no hidden costs, available at consumer-level pricing. All our clients get all our features from day one, including a virtual switchboard, virtual numbers, conference calling, call center, call recording, and much more. VoIPstudio also includes advanced communication tools like videoconferencing, screen sharing, or integration with lots of CRMs and other business tools. VoIPstudio is a global company that serves more than 15 million minutes of daily talk time to
    Starting Price: $6/month/user
  • 6
    Yay

    Yay

    Yay.com

    A powerful feature-packed Cloud phone system to help your business thrive. Flexible, scalable and compatible with the devices you already use, Yay.com offers a communication solution that combines a host of of professional features with lightning fast set-up and ease of use. Built from the ground up to support businesses around the world, wherever they're based. Connect teams and collaborate across borders in minutes with a dynamic phone system that lets your teams work the way they want to. Deliver improved caller satisfaction through a range of business features such as CRM integrations, call queuing, IVR call menus and more. Get started with a free trial and discover how our phone system can seamlessly enhance your business and help you reduce your business costs today.
    Starting Price: $6.99 per user per month
  • 7
    maaiiconnect
    maaiiconnect makes customer engagement simple. It is the only cloud-based platform that brings digital and telecom communications together to help businesses deliver seamless customer experiences. Be a truly omnichannel business. Centralise channels such as WhatsApp, WeChat, Facebook Messenger, SMS, Virtual Numbers, Video Conferencing, and a Web Communications Widget for Live Chat and Web Calls into one place with full customer relationship history, customer data, CRM, ticketing system, and rich insights.
    Starting Price: Free
  • 8
    Unified Office

    Unified Office

    Unified Office

    Unified Office, Inc. is a leading Managed Services Provider of Business Class Communications Services to Small and Medium-sized Businesses. Unified Office is a provider of fully managed business VoIP services, integrating a quality and support program that starts with a prospect engagement, through a site survey, network and call quality assessment process, and extends all the way through the integration, testing, deployment and support lifecycle. Around the clock, we proactively monitor all end-to-end service assets (on-premise, private/public cloud, hardware, software, quality, availability), using specially developed diagnostic tools. Our commitment to supporting our business customers and resellers is paramount. Internet of Things (IoT) solutions have generally been marketed to and purchased by large enterprises. There are huManaged VoIP services provider Unified Office has extended its year-old Internet of Things (IoT) operational performance service.
  • Previous
  • You're on page 1
  • Next