List of the Top 25 Cloud PBX Providers for Microsoft 365 in 2026

The Yeastar P-Series Phone System offers a comprehensive cloud-based PBX solution that consolidates telephony, contact center functionalities, and various integrations into a single platform to streamline your everyday business activities.

3CX is a versatile, software-driven IP PBX built on open standards that delivers comprehensive Unified Communications straight out of the box. It caters to businesses of all sizes and across various sectors, offering a full suite of features that range from mobility and presence indicators to sophisticated call center functionalities, all at a significantly reduced cost. This platform is particularly well-suited for remote work environments, featuring mobile applications, video conferencing capabilities, and live chat integration for websites. Installation, management, and maintenance of the PBX are straightforward, allowing users to easily handle it themselves on their own hardware, a dedicated server, or via a cloud environment. Alternatively, users can opt for 3CX's hosting services to simplify their setup even further. With its user-friendly design and extensive feature set, 3CX empowers companies to enhance their communication strategies effectively.

NXTPulse offers cutting-edge innovations that can elevate your business operations significantly. The platform is packed with a variety of features, including seamless integrations with Microsoft Teams, which enhance its functionality. With its extensive capabilities, NXTPulse empowers you to work flexibly from any location at any time. It is compatible with leading platforms such as Office 365 and numerous popular CRMs. Moreover, NXTPulse provides robust conference bridges, facilitating effective communication among all participants. You can rely on NXTPulse to manage your hosted voice solutions, freeing you from that responsibility. Regular updates and new features ensure that the platform remains current and effective. Strong SSL security safeguards the connection between your organization and the NXTPulse cloud, ensuring that your communications remain secure. In addition to its numerous productivity-boosting features designed to enhance customer service and operational efficiency, NXTPulse also has the potential to significantly reduce your telecommunications expenses. This combination of benefits makes NXTPulse an invaluable asset for any business looking to thrive in a competitive landscape. 3cx Integrations - M365, Microsoft Teams, Microsoft Dynamics, Google Workspace, Hubspot, Sales force, Connectwise, Freshdesk, Freshsales, Freshworks, Zoho, Zendesk, Pipedrive and much more Self-Managed or Fully Managed options to fit your needs All inclusive licenses and SIP Trunk included No per Minute or per number cost.

GoTo Connect enhances your business's professional image significantly. As a comprehensive, cloud-based business telephone system, GoTo Connect supports countless organizations across diverse sectors and sizes in elevating their communication methods and attaining enhanced success. The Hosted VoIP service from GoTo Connect offers an extensive array of functionalities that can effectively substitute traditional landline phones, including unlimited voicemail options and automated attendants, making it a versatile choice for modern businesses. With its robust features, GoTo Connect not only streamlines communication but also fosters collaboration within teams, ultimately driving productivity and growth.

You can oversee all your business functions remotely through a single platform. By utilizing dependable voice and video services, along with faxing, messaging, and conferencing capabilities in the cloud, you can enhance productivity and streamline communication. This flexible, all-in-one cloud communication and contact center solution is tailored for small and medium-sized enterprises. Additionally, you have the option to customize your settings and features, ensuring your conference calls operate according to your preferences, with support for up to 100 participants. Our VoIP phone system or hosted PBX serves as a modern alternative to traditional small business phone systems, utilizing your broadband connection to facilitate seamless communication. You can effortlessly share your screen and stream HD video for any meeting size, whether large or small, without the need for downloads. Furthermore, you can send and receive SMS and MMS messages directly online, as well as manage internet faxing directly from your dashboard. Infinite provides the latest VoIP phones, which come fully set up and ready for immediate use; simply turn on your device to start your conversations. With these tools at your disposal, your business can thrive in a connected world.

KrispCall enables users to handle all their telecommunication requirements—be it personal, business, or corporate—through a single application available on Web, Android, and iOS platforms. From the convenience of your home, you can obtain international phone numbers. The platform simplifies the process of generating international numbers, including national, local, shortcode, and toll-free options, across more than 100 countries, regardless of how quickly you need them. You have the ability to efficiently oversee your call logs as well. With KrispCall's integrated phonebox, all your business calls, voicemails, and recorded conversations can be managed and monitored conveniently in one location. You can connect with your international clients using local numbers, which helps in building their trust. KrispCall provides affordable international numbers tailored for your business needs. Furthermore, our customizable widget allows for straightforward customer outreach, as clients can reach you effortlessly by clicking on the KrispCall widget embedded on their website, enhancing your overall accessibility. This seamless integration not only improves communication but also boosts your professional image.

Thirdlane is a comprehensive multi-tenant communication platform that combines VoIP calling, unified messaging, video conferencing into powerful solution. Designed for both enterprises, MSPs, telecom providers and resellers, it offers unmatched flexibility, cost-effectiveness, and scalability. Highlights: - PBX with advanced call routing, voicemail, and conferencing. - IVR, call queues, recording, and analytics. - CRM integrations with Click-to-Call and caller ID screen pops. - Thirdlane Connect desktop, web, and mobile apps for collaboration. - Flexible choice: cloud-hosted or on-premises. - White-label Who it’s for: - MSPs and UCaaS providers launching branded communications. - Enterprises seeking a customizable phone system with CRM integration. - Telecom providers and resellers looking for modern PBX offerings. Thirdlane delivers a complete, future-proof phone system for organizations that want to unify communications and scale without compromise.

The cloud phone solution is specifically built for the Zoom platform, offering a modern user interface paired with enterprise-grade features that enhance voice communication. The Zoom administrator portal facilitates user management and provisioning, along with monitoring call quality and usage metrics. With a globally distributed cloud infrastructure, Zoom ensures secure HD Voice with exceptional reliability suitable for enterprises. Users can seamlessly make and receive calls, share content, and engage in video meetings, while also having the ability to send chat messages through Zoom's desktop or mobile applications. Additionally, phone calls can be effortlessly upgraded to Zoom Meetings, eliminating the need for participants to disconnect or dial into a different conference bridge. Native applications for Windows, MacOS, and Android are designed for ease of use and optimize both voice and video quality. As the range of countries offering local phone numbers continues to expand, customers looking for simplified global telephony management can easily port their numbers to Zoom to streamline their communications. This comprehensive integration allows businesses to enhance collaboration and connectivity across various regions.

Dialpad Connect is an advanced, AI-powered customer communications platform designed to unify voice calls, video meetings, and team messaging into a single, intuitive experience that enhances productivity and customer satisfaction. Its intelligent features include real-time call transcription, automated voicemail transcription, AI-generated conversation summaries, and actionable recommendations that keep users focused and informed during every interaction. The platform integrates seamlessly with a wide array of popular business tools such as Salesforce, Zendesk, Microsoft Teams, Google Workspace, and Hubspot, enabling organizations to streamline workflows and centralize communication data. Built on a robust dual-cloud infrastructure, Dialpad Connect delivers enterprise-grade reliability with 100% uptime SLA, comprehensive disaster recovery, and 24/7 customer support. It meets strict security and privacy standards, including GDPR, HIPAA, SOC 2, ISO certifications, and LGPD compliance, ensuring sensitive data is well protected. Dialpad’s AI capabilities extend to providing live coaching to agents during calls, facilitating better sales outreach, and offering real-time analytics to boost operational efficiency. The platform caters to businesses of all sizes, from startups to global enterprises, helping them transform their communication strategies. Dialpad Connect simplifies complex communication needs into a unified platform that supports inbound and outbound contact centers, cloud phone systems, and virtual collaboration. Its flexibility and scalability allow organizations to adapt and grow while maintaining exceptional customer experiences. Ultimately, Dialpad Connect turns everyday conversations into actionable insights that drive business growth.

VoIPco provides an extensive range of services and an impressive array of features aimed at enhancing your company's telecommunications experience. By utilizing VoIPco, businesses can modernize their phone systems and potentially see a return on investment within 6 to 12 months. You can utilize your telecom services across various devices connected to your IT network, such as desktop phones, mobile devices, and computers. The Unified Communications (UC) system integrates voice, video, chat, and contact center/IVR applications smoothly, leading to significant improvements in communication and overall productivity. Our robust software and services empower you to manage your account effectively while seamlessly integrating our premium cloud communication solutions, ensuring that your business operates efficiently and remains competitive in today's fast-paced environment.

VoIPstudio presents a top-tier VoIP phone solution priced for everyday consumers, ensuring the high standards of quality and security that businesses expect. It combines a wealth of innovative features and functionality with flexibility, scalability, and an exceptional user experience, all supported by a dedicated customer service team that operates across multiple channels. Tailored for a global audience, VoIPstudio is designed to function seamlessly across multiple sites and countries, utilizing cloud-based distributed hosting to offer the responsiveness and dependability essential for enterprise clients. This makes it an ideal choice not only for individual users but also for organizations with extensive extension needs, including various sectors such as media, call centers, software development, and meteorology. Customers benefit from the solution's adjustable capacity, which allows for easy addition or removal of users, ensuring they only pay for what they utilize without incurring costs for unnecessary capacity. Moreover, the platform is built to accommodate sudden increases in traffic, making it a robust option for businesses of all sizes. VoIPstudio’s offerings include over 40 advanced features and services available in every plan, such as number portability, call recording, conference calls, internet failover protection, interactive voice responses, call parking, video calls, video conferencing, and many more, enhancing communication possibilities for all users. This comprehensive feature set positions VoIPstudio as a leader in the VoIP market, catering to diverse communication needs effectively.

A comprehensive cloud-based solution provides a range of communication tools, including voice, fax, text messaging, and both audio and video conferencing, which significantly boosts employee productivity whether they are at their desks or telecommuting. This platform facilitates seamless connectivity across various devices such as smartphones, tablets, softphones, or desktop IP phones, thus enhancing customer interaction capabilities. By consolidating calls through a single phone number, organizations can more efficiently direct incoming inquiries to the right team members, simplifying the process for clients trying to connect. The system also comes equipped with features like instant local numbers, toll-free lines, internet faxing, and customizable services based on the time of day. Moreover, it integrates video meetings and collaborative online tools, allowing businesses to bypass the usual expenses related to maintenance, software upgrades, installation, and support that come with conventional systems. This intuitive communication platform allows companies to prioritize customer service over juggling multiple communication tools and channels. With the option to maintain up to three unique business numbers—one primary local number, one toll-free number, and an additional local number specifically for faxing—organizations can significantly enhance their availability and outreach. Ultimately, this cohesive service not only streamlines communication but also contributes to improved overall operational effectiveness, allowing businesses to thrive in a competitive landscape. Additionally, as teams become more mobile, the flexibility provided by this platform is essential for adapting to modern work environments.

Discover a reliable and secure solution specifically designed for the needs of your online enterprise. All the essentials you require to launch your business are readily accessible. Benefit from an intuitive control panel that simplifies the management of your website. Our experienced support team is always on hand to provide assistance whenever you need it. Additionally, you will have access to a vast collection of pre-configured web applications that are ideal for enhancing your site. By choosing to collaborate with Sherweb, your trusted partner in the cloud, you will be pleasantly surprised by the opportunities that await. Our all-encompassing cloud management platform is crafted to meet the evolving demands of businesses, empowering IT professionals to leverage adaptable solutions backed by top-notch service from dependable experts. With a strong focus on cloud technology, IT professionals can feel confident knowing that our ever-expanding range of innovative offerings has been meticulously selected and vetted, featuring exclusive proprietary software that cannot be found elsewhere. We deliver a solid and sophisticated platform that seamlessly balances time efficiency with savings on costs. In addition, you can streamline and connect almost any process by utilizing our cutting-edge APIs, which guarantees that your operations are both productive and effective. When you partner with Sherweb, the horizon for your online business is not only bright but also brimming with incredible possibilities for growth and success. Embrace the future and let us help you navigate your journey ahead.

Designed for both large enterprises and emerging companies, the Yay.com business phone system presents a flexible and innovative communication platform that not only cuts costs but also enhances organizational adaptability. With user-friendly softphone applications compatible with your existing devices, remote and hybrid work becomes effortless and efficient. You can collaborate and communicate from anywhere in the world, allowing you to operate in a manner that suits your needs best. Yay excels in supporting distributed teams, whether they are in the office, at home, or on the move. Take advantage of a wide array of business functionalities, including CRM integrations, IVR call menus, call queuing, and much more. Start with a free trial today and discover how Yay.com can empower your business to flourish and succeed. Additionally, with its comprehensive tools and features, you can optimize your team's performance and improve customer interactions effectively.

The platform is designed for multi-tenancy, enabling clients to incorporate an unlimited number of tenants and extensions within a single instance. Each customer benefits from a customized application interface that meets their individual needs. A comprehensive multi-authorization framework allows for the effortless creation and management of administrators, users, and resellers. With a well-established REST API, all function calls can be performed swiftly and effectively. You can choose to operate your services on a single server or across multiple servers, and you can add or remove them without any disruption to service during server shutdowns. The system's integration with The Hub, alongside customer portals and leading CRM solutions, enhances communication speed and reliability. Our committed support team is available during business hours to offer free technical assistance as outlined in our SLA. The extensive service we offer is specifically designed to cater to the distinct requirements of your business. Furthermore, you have the ability to track all incoming and outgoing calls, regardless of whether they were answered, along with other important metrics. This configuration empowers teams to communicate and collaborate effectively, which ultimately boosts overall efficiency and productivity throughout the organization. By utilizing these features, businesses can ensure a streamlined workflow that adapts to their evolving needs.

Voxloud emerges as Italy's first cloud-based phone system, integrating AI technology to boost productivity and conserve precious time. When you switch to Voxloud, you can keep your current landline number without incurring any extra charges. The activation process is incredibly straightforward, allowing you to establish your new landline number and phone system in a mere 59 seconds, which means you can begin professional communication right from day one. Transitioning from conventional phone systems to Voxloud signifies adopting a more intelligent working method with their cutting-edge cloud phone solution. This all-in-one telephone system is designed to cater to the communication needs of small and medium-sized enterprises. Improve the management of your incoming calls by implementing a customizable interactive voice response (IVR) system that offers various levels of interaction. Enjoy the ability to work flexibly from anywhere, at any time, using our intuitive apps and VoIP devices on your laptop, tablet, or smartphone. Adding users from diverse locations and modifying your phone system settings is easy and can be done with just a few clicks, ensuring it adapts to your business's changing needs. Additionally, enhance your phone interactions through the leading CRM integrations available, creating a well-rounded solution for all your communication requirements. Consequently, Voxloud empowers your team to collaborate efficiently, regardless of their physical locations, fostering a truly modern approach to communication. With Voxloud, businesses can expect both convenience and innovation, making it an ideal choice for the future of work.

Avaya Cloud Office serves as a robust communication solution that operates entirely in the cloud, merging voice, video, messaging, meetings, and collaboration tools into an integrated platform. It successfully connects in-office, remote, and mobile workers across different devices, ensuring seamless and consistent communication. Featuring capabilities such as business phone lines, voicemail transcription, team messaging, and document sharing, it greatly enhances both productivity and collaborative efforts. Additionally, the platform prioritizes security through advanced encryption and integrates with over 100 business applications, including Salesforce, Office 365, and G Suite, aiding organizations in streamlining their workflows and improving overall effectiveness. Designed to meet the dynamic demands of contemporary enterprises, this versatile solution evolves alongside businesses to maintain relevance in a fast-paced environment. Its user-friendly interface further encourages adoption and maximizes the potential for teamwork and communication efficiency.

Collaborate effortlessly with your team while maintaining seamless connections with clients. No matter where you are, leverage any communication method across a variety of devices. A comprehensive platform encompassing telephony, PBX, messaging, meetings, and contact center features allows for easy engagement with both colleagues and customers. Empower your workforce with tools designed to boost their productivity. This all-in-one application simplifies customer interactions and fosters team collaboration. Agents can operate from any location while providing outstanding service to clients. Optimize your workflow with a single, robust app for calls, messaging, and virtual meetings, facilitating real-time collaboration without disruption. Integrate intelligent features that clearly convey your availability to your colleagues. Strengthening relationships and enhancing productivity becomes a straightforward task. Access a full suite of voice communication options, including both fixed and mobile telephony, all organized in one place. Regardless of the device or platform, your calling experience remains uniform, whether through cellular, PSTN, or internet, ensuring consistent and dependable communication. The ability to connect without obstacles significantly improves both individual and team performance, fostering a more streamlined and effective work environment. Additionally, this unified approach not only simplifies processes but also encourages greater innovation within teams.

Our experienced team will customize your BroadConnect VoIP service, providing the essential hardware and support needed to optimize your office phone system to its highest capabilities. BroadConnect Canada is committed to fulfilling the diverse needs of businesses nationwide, offering tailored solutions for all your IP telephony needs alongside commercial phone systems specifically crafted for organizations. By integrating unified communications with collaborative tools like video conferencing and file-sharing, we create a dynamic and productive work environment. We guarantee exceptional call quality, flexibility, and scalability of your system, all facilitated through our sophisticated phone features operating on a reliable global IP network. Our dedication encompasses managing every aspect of your VoIP business phone service, ensuring that your office phone system is always equipped with the latest technological innovations. Furthermore, we provide a state-of-the-art unified communications service that opens numerous access points to authorized resources, significantly boosting productivity and connectivity in your workplace. Ultimately, our goal is to empower your business communications with seamless integration and advanced solutions that foster growth and efficiency.

Discover our affordable, sturdy, and intuitive cloud phone system, Wave, which is meticulously designed in the UK to enable you and your team to operate from anywhere. Setting it up is straightforward, thanks to our user-friendly control panel that makes management a simple task. With our quick onboarding procedure, you can be ready to go in just a few hours, accessing the system from any device worldwide while benefiting from a variety of features aimed at enhancing your business operations. Wave is specifically crafted for the contemporary workforce, streamlining how you engage in business practices. Our platform is equipped with crucial tools that empower companies to manage their telecommunication needs remotely. With Wave, challenges can be addressed more promptly, ensuring smooth communication and fostering collaboration like never before. This solution is engineered to help you minimize costs, conserve precious time, and seamlessly integrate hybrid and remote work structures into your organization. We are dedicated to your success, providing both landline and mobile-compatible minute packages alongside comprehensive access to all call management and administrative features. Our mission is to equip you with everything necessary to excel in today’s ever-evolving work landscape, and we continuously strive to enhance our services based on user feedback and changing market demands.

Stay connected through voice and video calls with Teams Phone, available on your computer, tablet, mobile device, or desk phone. You can effortlessly start and receive both voice and video calls right within Teams, allowing you to stay in touch and boost productivity no matter where you are. This multifunctional application merges calling, chat, meetings, and collaboration into a single platform, enabling more efficient work processes. Experience cutting-edge, AI-driven calling features, along with integrated solutions from various partners. You also have access to an extensive selection of devices customized for diverse business needs, as well as flexible financing options to suit your budget. Manage and oversee your voice and video calling with ease through the Teams admin center, ensuring your business communications are as effective as possible. With Teams, you harness the internet's capabilities to make and receive audio and video calls, guaranteeing connectivity and productivity, irrespective of your work environment. This smooth integration not only fosters collaboration but also improves your overall workflow, making Teams an essential asset for contemporary businesses. As you navigate the demands of modern work, the versatility of Teams empowers you to adapt and thrive in any situation.

8x8 Work is an advanced unified communications and customer engagement platform designed to bring global teams and clients together through voice, video, and messaging in one seamless interface. It includes enterprise-grade PBX features with intelligent routing, mobility support, SMS, fax, and Global Reach® technology to guarantee reliable and high-quality connectivity from anywhere. Beyond traditional phone capabilities, the solution enables interactive video conferencing with AI-powered meeting summaries, noise suppression, polls, recordings, and collaborative whiteboards to help teams make faster, smarter decisions. Asynchronous team chat and file sharing allow workflows to continue without disruption, fostering continuous productivity in remote and hybrid environments. AI plays a pivotal role, eliminating repetitive tasks by generating transcriptions, summaries, and recaps for meetings, voicemail, and chats, ensuring that no critical detail is lost. The platform’s versatility is enhanced by powerful integrations with Microsoft Teams, Google Workspace, Salesforce, ServiceNow, and Zendesk, streamlining workflows across diverse business ecosystems. Organizations also benefit from advanced analytics, giving them actionable insights into performance and communication quality. Security is a top priority, supported by global compliance standards like HIPAA, ISO 27001, PCI DSS, GDPR, and SOC 2 Type II certifications. Whether powering contact centers, enhancing CX, or enabling cross-departmental collaboration, 8x8 Work adapts to diverse communication needs. By modernizing systems, organizations can reduce risks, build trust, and position themselves for long-term growth.

We provide a cutting-edge and adaptable Cloud Unified Communications (UC) service, built with reliable, carrier-grade network technology and software sourced from leading companies such as Cisco, BroadSoft, IBM, and ACME Packet, all deployed in a geo-redundant framework. Our call client, which is compatible with various devices, easily integrates with major productivity tools like G-Suite, Office 365, Salesforce, and Zendesk. Beyond an extensive range of calling functionalities, our Dialer intelligently showcases relevant caller information and interactions, promoting more personalized and meaningful conversations. As a Tier1 provider, integrator, and developer of Cloud Communications and customized applications, BluIP takes pride in fostering a strong development culture and deep integration proficiency. We are dedicated to ensuring successful results for our clients through careful implementation and outstanding support, regardless of the complexity of their needs. By prioritizing customer satisfaction, we strive to deliver a communication experience that not only meets but exceeds expectations, ultimately boosting overall business efficiency and productivity. Our commitment to innovation ensures that we remain at the forefront of the industry, continuously enhancing our services to adapt to evolving client requirements.

Our VoIP Business Phone System offers a remarkable improvement in both professionalism and efficiency for your enterprise. You can take advantage of a wide range of features, including Multi-Level Auto Attendants, Business SMS capabilities, and a Mobile App, among many others. By choosing the HighComm Phone System, your organization gains access to advanced communication services at a fraction of the price of traditional, less dependable phone systems, all while utilizing your current internet connection. Our expert technical team manages the complete installation process along with ongoing maintenance as part of your service agreement, which can be customized to meet your business's specific requirements. This level of adaptability allows your organization to scale and respond to demand effortlessly. As your business grows, our network will seamlessly adjust to support your expansion needs. Additionally, our cutting-edge, cloud-based VoIP Business Phone System includes both mobile and desktop applications, plus an easy-to-use self-managed web portal for convenient access. With the Mobile App, you can maintain connectivity by making and receiving calls wherever you are, just as if you were situated at your desk. This accessibility greatly improves your ability to respond to clients and colleagues, thereby boosting your overall productivity. Furthermore, the system’s user-friendly interface ensures that all team members can quickly learn how to navigate its features, making your transition to a modern communication solution smooth and efficient.

The leading telephone systems currently prevailing in the UK market are the Horizon Hosted Cloud system and the Panasonic NS-700 Office system, both celebrated for their outstanding capabilities. The Horizon Hosted Telephony functions as a Cloud-based service, leveraging remote Data Centres for its switching operations while utilizing VoIP technology to facilitate Internet-based calls. Each of these systems comes with complimentary Polycom VVX 411 handsets over a three-year agreement, provided you choose one of our tailored VoIP services for Internet connectivity. This might involve a Converged voice and data circuit that dedicates a segment of bandwidth specifically for voice traffic, guaranteeing consistently high audio quality, even during peak data usage. Typically, businesses can anticipate considerable savings in both initial outlays and ongoing costs while enjoying access to advanced features. In addition to enhancing communication efficiency, these systems also play a crucial role in optimizing cost management for organizations, making them a wise investment for modern enterprises. Ultimately, the combination of technology and affordability makes these systems particularly appealing to a wide range of businesses.