List of the Top Business Phone Systems for Microsoft Dynamics 365 in 2026

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.

Engage and collaborate on your own terms with the all-encompassing solution provided by Intermedia Unite. Whether you're working from the office, traveling, relaxing at home, or sipping coffee, the expansive communication and collaboration tools from Intermedia Unite ensure that you can maintain productivity and stay connected with both colleagues and clients effortlessly. You can securely share and work on documents from almost any location, enjoying complete file management with features like real-time backup and recovery. Automated greetings and rapid call routing that align with your operational hours guarantee that customers are swiftly directed to the right team member, ensuring efficient access to your staff. Incoming calls can be directed to specific teams designated for handling them, while also keeping you informed about your coworkers' availability statuses through instant notifications that indicate whether they are Available or Unavailable. With Intermedia Unite, maintaining connections while enhancing productivity has never been easier or more effective, making it an essential tool for any modern workplace.

Unlock the potential of effortless communication with ULTATEL, the renowned business phone solution that takes your enterprise to new heights. Our fully adaptable and expandable unified communications platform allows you to seamlessly blend voice, SMS, chat, video, and an array of more than 40 advanced features to enhance productivity like never before. Enjoy complete clarity with ULTATEL’s transparent pricing structure, which eliminates hidden fees and sets a new benchmark in the industry. As a recognized leader in the Gartner Category and a top performer on G2, ULTATEL equips your team with state-of-the-art technology, ensuring they remain connected to customers anytime and anywhere. Should you need help, our Award-Winning Customer Support team boasts an impressive 94% first-contact resolution rate, with dedicated professionals available around the clock, every day of the year. With ULTATEL, your business will thrive, staying adaptable, responsive, and perpetually connected without limits.

Intulse is a provider of business VoIP solutions that offers hosted and cloud-based UCaaS services tailored for companies in the United States. Our managed VoIP phone systems prioritize mobility, speed, flexibility, and additional features to meet diverse business needs. Founded in 2015, Intulse aims to aid businesses trapped in outdated communication frameworks that are inefficient yet costly. The Intulse UCaaS (Unified Communication as a Service) platform enhances productivity through the Intulse App, which includes a VoIP softphone, SMS capabilities, messaging features, CRM integrations (such as Salesforce and HubSpot), softphones, time-based routing, virtual receptionists, personalized greetings (including AI-generated options), unlimited extensions, and much more. By choosing Intulse as their cloud VoIP provider, customers gain access to a highly customizable and feature-rich system that aligns with their operational strategies. Our communications specialists collaborate closely with clients to identify and implement the most suitable features, ensuring they maximize the benefits of their system and service. Additionally, Intulse prides itself on providing 24/7 support that is entirely US-based, setting a standard in the industry with our commitment to answering the phone whenever you reach out for assistance. This level of dedication ensures that businesses can rely on us for prompt and effective support at any time.

Our cloud-based platform empowers service providers to offer a comprehensive business phone system to clients of any size, all while maintaining their own branding from a single installation. PBXware streamlines functionalities such as call routing, interactive voice response (IVR), hot-desking, call recording, and conferencing. Meanwhile, gloCOM integrates voice, video, chat, and meetings into a unified interface accessible on desktop, mobile, and web devices, enhancing user experience and reducing support complexities. With the introduction of multi-CRM support in version 8, call activity logs automatically sync with each user's CRM, significantly minimizing the need for manual data entry. For clients interested in contact center features, CC Lite provides options like ERG callback, real-time wallboards, and scheduled reports, presenting a seamless upsell opportunity without the need for migration.

Aircall is redefining call center and customer communication software with an AI-driven platform that empowers teams to work smarter and connect better. Designed for both sales and support teams, it centralizes phone calls, SMS, and WhatsApp messaging, ensuring no customer interaction slips through the cracks. With AI Voice Agents, businesses can handle inbound calls 24/7, qualifying leads and addressing routine queries without missing a beat. The new AI Assist Pro takes conversations further by coaching reps in real time, guiding them with prompts, and automating follow-ups—turning every rep into a top performer. Teams also gain actionable insights with powerful analytics, call recordings, and performance dashboards to identify trends and improve outcomes. Aircall’s shared inbox keeps cross-channel communication organized, while IVR and automated call routing reduce resolution times. Businesses appreciate its fast, intuitive setup: claim numbers instantly, configure workflows in minutes, and connect seamlessly to Salesforce, HubSpot, Zendesk, Intercom, Shopify, Microsoft Teams, and 250+ integrations. Customers around the world—from travel agencies to healthcare recruiters—praise Aircall for its stability, reliability, and ease of use. With proven results like increased bookings, faster onboarding, and measurable boosts in customer satisfaction, Aircall demonstrates real business impact. By combining automation, AI, and human connection, it delivers a future-ready communication hub that helps companies scale without sacrificing quality.

Revolutionize your contact center operations with CallTools, a cutting-edge cloud-based solution that seamlessly integrates both inbound and outbound dialing to maximize productivity. Boost agent efficiency while building stronger connections with customers through powerful features such as predictive dialing, call recording, and coordinated multi-channel campaigns via email and SMS. Obtain a comprehensive view of team performance with in-depth analytics and real-time reporting capabilities. With adaptable integrations, efficient queue management, and personalized IVR settings, CallTools streamlines processes and enhances call results. Improve your connection rates by utilizing sophisticated data targeting and dynamic caller ID technologies. Designed for simplicity, CallTools equips teams to tackle even the most challenging tasks effortlessly, ensuring a smoother workflow across the board. This innovative platform not only enhances operational efficiency but also fosters a more responsive and customer-centric approach in your contact center.

XCALLY offers a user-friendly, scalable, and quickly deployable Omnichannel Contact Center solution. This software comes equipped with a variety of essential tools that support call center operations alongside its Omnichannel features. Key components include an IVR designer, a predictive dialer, scripting tools, dashboards, real-time panels, and analytics tailored for administrators and supervisors. Additionally, it supports WebRTC, a Windows Softphone, and a unified Web GUI for agents. Furthermore, XCALLY can seamlessly integrate through APIs with numerous external products and technologies, such as CRM systems, ticketing platforms, AI applications, bots, and text-to-speech services, enhancing its versatility and functionality. This allows organizations to create a customized and efficient customer service environment.

Are you in the market for a modern phone system? CloudTalk.io presents an advanced cloud-based phone solution tailored for small and medium enterprises, startups, and online retailers. It is also compatible with both sales and customer service call centers, enhancing their operational efficiency. With over 25 integrations available for popular CRM, helpdesk, and e-commerce platforms such as Shopify, Salesforce, and Pipedrive, you can easily connect your existing tools. Additionally, our dedicated 5-star customer success team is committed to ensuring a smooth transition, whether you’re migrating from another system or establishing a new cloud call center from the ground up. Our rapid growth is evident, as we have formed successful collaborations with more than 1,000 companies globally, including renowned names like DHL, Yves Rocher, and Karcher. Plus, you can try CloudTalk risk-free with a 14-day trial that doesn't require any credit card information, allowing you to explore its features without commitment. Experience the benefits of an innovative communication system today!

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.

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.

Vonage Business stands out as a leading cloud communication platform designed for businesses of all types and sizes. It meets the extensive communication needs of organizations striving for growth, offering more than 40 key features alongside functionalities for mobility, conferencing, and smooth integration with top cloud applications. With a user community surpassing 500,000 companies, Vonage offers various flexible plans and packages that cater to different organizational requirements. This versatility contributes to its popularity among businesses looking to significantly improve their communication strategies. As a result, many enterprises have chosen Vonage to help streamline their communication processes and foster better collaboration.

CallHippo is an advanced contact center solution designed to facilitate connections with clients. Its user-friendly interface, combined with powerful features and comprehensive reporting, empowers sales and service teams to engage in effective conversations with customers seamlessly. Moreover, CallHippo integrates effortlessly with various platforms, enhancing overall productivity. With a global trust from over 5,000 businesses, it has established itself as a reliable choice in the market. This level of widespread adoption highlights its effectiveness and the value it brings to organizations seeking to improve customer interactions.

Our VoIP services are primarily focused on Europe, yet we operate in over 165 countries worldwide. At the core of our offerings is the Premium Plus package, which ensures you receive top-notch quality while enjoying competitive pricing. You can utilize a variety of number types for identification, such as Geographic, National, Toll-Free, UIFN, Mobile VoIP, and Elastic Pool numbers, among others. Additionally, we provide a SoftPhone solution and are excited to soon introduce new Roaming products to enhance your communication experience even further. This commitment to innovation reflects our dedication to meeting diverse customer needs.

Simplii's click-to-call feature enables a smooth shift from browsing the web to making phone calls with just one click. When this feature is in use, any phone number shown in your Chrome browser becomes instantly clickable. Moreover, our Fusion extension guarantees that incoming calls will show up on any active tab in your Chrome browser. With the Screen Pops functionality, you can easily answer or decline calls, send text replies, and manage call transfers or holds directly from your screen. Additionally, you have the option to record notes and contact information within the Screen Pop, which will be automatically saved to your contacts. When you integrate this with a Simplii CRM, all important data such as call history, recordings, SMS conversations, call outcomes, and notes are logged in real-time, ensuring seamless synchronization with your CRM. By simply linking your CRM account to Fusion, you can watch as the logs are updated automatically, significantly improving your workflow and communication effectiveness. This integration not only simplifies your calling experience but also guarantees that every interaction is thoroughly documented, making it easier to refer back to past communications and maintain a detailed record of your engagements. As a result, users can optimize their productivity and enhance their overall customer service experience.

DYNAMICS PHONE SYSTEM is a cloud-based telephony solution that seamlessly incorporates Dynamics 365 capabilities, providing exceptional management of business communications along with limitless scalability. By merging your phone services with Dynamics 365 into one cohesive interface, you eliminate the constraints of a traditional office setup. With our hosted VoIP phone system, you can maintain connectivity regardless of your location, whether you're on the go, in transit, or telecommuting, ensuring that your communication needs are always met. This flexibility empowers teams to work efficiently from anywhere, enhancing productivity and collaboration.

VoIP Office stands out as a frontrunner in cloud communication services, enabling effortless connections to individuals globally. Our versatile communication solutions cater to businesses of all sizes across various sectors. As a provider of cloud-based communications, VoIP Office delivers all the functionalities of a conventional PBX while leveraging cutting-edge VoIP technology. Additionally, VoIP Office integrates smoothly with your existing business applications, creating a cohesive system that unifies both your desktop and workplace environments. This innovative approach not only enhances productivity but also streamlines communication processes.

Yeastar Cloud PBX is an advanced telephone solution tailored for small enterprises, providing a future-proof option for communication needs. With Linkus UC Clients, users can effortlessly engage in remote work and improve call handling across various devices. The hosted deployment eliminates the need for initial hardware investments, significantly reducing management overhead. Yeastar's hosted system is user-friendly and offers a wide range of compatibility features, ensuring that any transitions or upgrades occur smoothly. It's important to remember that the Yeastar P-Series PBX System has replaced the old Yeastar Cloud PBX, bringing along enhanced call center functionalities and integrated communication capabilities for users. This evolution makes it an even more attractive choice for businesses looking to streamline their communication processes.

A single call can link all aspects of your business operations. Fusion Connect serves as your Managed Services Provider, delivering comprehensive internet solutions for SDWAN, business VoIP (UCaaS), internet connectivity, secure networking, and various other needs. Their Business VoIP service features Internet-based faxing and softphone capabilities, ensuring compatibility with both Windows and Mac systems, as well as a range of other devices to maximize usability. Additionally, Fusion Connect is dedicated to enhancing your business communication and connectivity experience.

Acefone, founded in 2010, is a product-led communications company focused on making business communication simpler, smarter, and more customer-centric. We serve businesses of all sizes, from small businesses to large enterprises, with solutions designed to improve every stage of the customer journey. Our cloud-based omnichannel Customer Experience (CX) platform, AceX, brings together a comprehensive suite of communication and AI-powered products: Interactions Hub: A unified platform for managing cross-channel customer engagement from a single interface. Contact Center Studio: An advanced contact centre solution with powerful dialers that improve conversations and agent productivity. API Connect: Communication APIs that enable voice and messaging capabilities across web and mobile applications. Campaigns: A scalable mass-outreach solution for connecting with large audiences efficiently. AI Voice Agents: AI-powered voice agents that automate natural, human-like inbound and outbound conversations while improving availability and operational efficiency. Voice Streaming: Real-time audio streaming that connects live calls with AI models, voice bots, and business applications for intelligent, responsive interactions. Xtract: AI-powered conversation intelligence that converts customer interactions into actionable insights through transcription, summaries, sentiment analysis, and performance analytics. Headquartered in Gurgaon, Acefone is trusted by more than 5,000 businesses worldwide and supported by over 200 professionals across Gurgaon, Mumbai, and Bangalore. Our industry-leading integrations enable seamless communication across business ecosystems, while our ISO 27001 certification reflects our commitment to information security. A 99.5% uptime guarantee further ensures reliable, uninterrupted communication. With more than 300 features across Voice, WhatsApp, SMS, and other channels, Acefone combines ease of use with actionable insights.

Aline is an innovative VoIP phone solution tailored for contemporary enterprises. Our cloud-powered platform is fully current and free from unexpected charges. We enhance and support communication across all tiers of your organization, including remote workers. Aline effortlessly integrates with numerous widely-used CRMs and customer support applications, boosting overall efficiency. With over 40 features and capabilities, teams can engage anytime and on any device through voice calls, team messaging, and collaborative tools, ensuring seamless interactions. This flexibility enables businesses to adapt to their unique communication needs in a rapidly evolving digital landscape.

This system is crafted with groundbreaking features that have the potential to transform your organization's communication infrastructure, providing a powerful solution to improve connectivity. You can effortlessly participate in both static and dynamic conferences, track attendee engagement, and send invitations to additional participants. By establishing the essential connections, you can enhance your operational efficiency. Moreover, it allows for seamless integration with your favorite CRM system, significantly boosting its overall capabilities. VoIP emerges as a cost-effective and efficient telephony solution for modern businesses. With 1Voice hosting your PBX, you avoid hardware costs, potentially slashing expenses by up to 65% when compared to conventional analog systems, as we take care of all hardware and maintenance requirements. This efficient approach not only leads to financial savings but also simplifies the oversight of your communication technologies, making it an ideal choice for organizations looking to streamline their processes. Ultimately, embracing this system empowers you to stay ahead in the competitive landscape by modernizing how you connect and communicate.

Engage your customers at every stage of their journey through both voice and digital channels such as chats, SMS, email, and social media platforms. By seamlessly integrating business communications with your operational systems, you ensure that employees have access to crucial information at each customer interaction point. With CoreInteract’s intuitive drag-and-drop interface, managing workgroups and routing rules tailored to your business requirements becomes a straightforward task. You have the ability to prioritize and sequence which workgroups will handle incoming customer inquiries, enhancing efficiency. Additionally, CoreInteract allows you to coordinate your interactions directly within Teams, eliminating the need for separate desktop applications. Team members can easily differentiate between customer and internal calls, as workgroup calls are clearly labeled. Moreover, CoreInteract can pull up a customer record from Dynamics 365 for every answered call, providing enhanced oversight of customer data and enabling direct calls to customers through Dynamics 365, thereby streamlining the engagement process even further. This holistic approach ensures that your team is always well-prepared to meet customer needs effectively.

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.

Our tailored VoIP solution enables seamless communication with clients from anywhere in the world. You can eliminate high equipment costs and the hassle of managing multiple line rentals every month. Regardless of whether you're at home or in the office, our cloud-based communication platform is consistently accessible, keeping you connected around the clock. In the modern landscape, it's essential to have a communication system that is both versatile and readily available. As remote work gains traction, the drawbacks of traditional hardware, including escalating costs and inefficiencies, become more apparent in contrast to a VoIP system. Wherever you and your team choose to operate—whether in a home office or a corporate setting—our cutting-edge solution not only provides flexibility but also a diverse array of communication tools to effectively interact with your clients, thereby improving your overall business performance. Adopting this system will enable you to simplify communication processes while ensuring that your team remains agile and responsive to client needs. This enhanced connectivity ultimately fosters stronger relationships with clients, contributing to business growth and success.