List of the Top 25 Business VoIP Providers 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.

Dialpad provides organizations with a contemporary VoIP service that transforms outdated landline systems into a comprehensive, internet-driven communication platform. Teams utilizing Dialpad can enjoy high-quality voice calls, send SMS/MMS messages, and maintain connections across various devices, whether they're using a desktop or mobile. Additionally, as a fully integrated communications solution, Dialpad includes features such as video conferencing, team messaging, and AI-enhanced productivity tools. This leads to a more adaptable and budget-friendly option compared to conventional phone systems, allowing businesses to engage with customers on their preferred channels.

PBXware stands out as the original and most prominent IP PBX Professional Open Standards Turnkey Telephony Platform available today. Since its inception in 2004, PBXware has been delivering adaptable, dependable, and scalable Next Generation Communication Systems (NGCS) alongside VoIP solutions tailored for small and medium-sized businesses (SMBs), large enterprises, Internet Telephony Service Providers (ITSPs), call centers, and various governmental agencies across the globe. This achievement is realized by integrating the finest elements of cutting-edge technologies. The Bicom Systems softswitch is offered in several editions, including Business, Call Center, and Multi-Tenant, with each edition designed to support specific features that enhance performance, reliability, and expandability, ensuring users get the most out of their systems. This versatility makes PBXware a preferred choice for organizations seeking robust telephony solutions.

Ultatel is at the leading edge of business communication solutions, equipping companies with state-of-the-art cloud VoIP technology designed to enhance efficiency and maintain seamless connections with clients at any time and from anywhere. Our plans are fully adaptable, offering unlimited HD Voice, SMS, Fax, Chat, Video, and access to more than 40 advanced features and integrations. With our transparent pricing model—no hidden costs—what you see is exactly what you pay. As a recognized leader in the Gartner Category and a G2 High Performer, Ultatel provides a unified communications platform that grows alongside your organization. Thanks to our innovative FlexScale technology, you can easily modify your communication requirements without experiencing downtime or incurring penalties. Our award-winning customer support team is available 24/7/365, achieving an impressive 94% first-contact resolution rate. With Ultatel, you can enjoy the assurance of limitless connectivity and support.

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.

CallTools is an advanced Business VoIP solution designed specifically for high-demand sales and support teams. Its cloud-based architecture ensures top-notch reliability and exceptional call clarity, making it the perfect choice for organizations that need to handle a large volume of calls. The platform allows you to manage both incoming and outgoing calls seamlessly, featuring intelligent queuing, interactive voice response (IVR), and efficient call routing. With integrated CRM capabilities and real-time analytics, teams can enhance their contact rates, accelerate deal closures, and maintain compliance effortlessly. You can easily link CallTools with your preferred applications via built-in integrations and an open API. Whether you’re scaling a team or refining a contact center’s operations, CallTools provides tools that streamline processes and enhance performance—offering advanced call management features, auto-dialing, live monitoring, call recording, and much more. Supported by a dedicated U.S.-based team, CallTools helps make every conversation impactful, increasing lead conversions and fostering meaningful connections. It’s an excellent choice for remote and hybrid teams seeking adaptability and effectiveness.

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.

Kixie: Intelligent Calling and Texting Solutions for Revenue Teams Kixie serves as an AI-driven sales engagement platform designed to enable teams to connect more swiftly, secure additional deals, and grow seamlessly—all while maintaining a personal touch. 🔥 Outbound Sales: Elevate connection rates by as much as 400% through AI-enhanced Local Presence, Multi-Line PowerDialer, and Spam Risk Prevention. 🚀 Marketing: Streamline calls and texts for immediate follow-ups and impactful outreach—all without the hassle of manual processes. 📞 Inbound Sales & Customer Service: Manage a higher volume of calls with intelligent CRM-based routing, shared SMS inboxes, and instant auto-responses. 📊 Revenue Operations & Leadership: Access AI-generated insights, real-time coaching resources, and sophisticated analytics to enhance your team's performance. 💥 Transform your sales force today! Explore our website to begin your journey for free, with no credit card necessary, and discover the difference Kixie can make.

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!

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.

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.

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.

AVOXI Genius offers an affordable and user-friendly cloud-based call center software solution. With this web-based contact center, you can effortlessly oversee your business communications. The software seamlessly integrates voice services with your contact center operations. You can also activate virtual phone numbers in over 170 countries. AVOXI Genius is recognized as the top-selling solution globally, with pricing plans beginning at just $19.99 per user. For a limited time, you can take advantage of an offer that includes two months of complimentary service. This makes it an excellent option for businesses looking to enhance their communication capabilities without breaking the bank.

UJET is a customer service platform that is both cloud-native and designed with a focus on mobile, aimed at helping businesses incorporate support as a core component of their operations by facilitating engagement with customers through various channels and endpoints. We revolutionize customer interactions by merging different communication channels, thereby enhancing the overall customer experience. Our solutions offer comprehensive support across multiple platforms including voice, text, web, and mobile applications, ensuring that customer support is effortlessly accessible. A seamless customer support experience is essential, as it not only empowers agents with advanced tools but also allows brands to deliver an outstanding support experience. Companies like Google Nest, Instacart, and Postmates rely on UJET to enhance their customer support initiatives, which ensures a dependable, secure, and scalable solution for businesses worldwide. By choosing UJET, organizations can significantly improve their customer engagement and satisfaction levels.

Revolutionize your communication strategy, turning it from a cost liability into a valuable asset. With GigTel, your team can seamlessly connect through a cutting-edge, cloud-based communication platform designed to enhance your business in a remote work setting. By facilitating real-time communication from any location at any time, you can streamline your sales processes effectively. Enhance the customer experience by reaching out through chat, text, voice, or video with ease and speed. The real-time data analytics feature empowers you to refine sales tactics and customer interactions promptly, enabling you to make more effective business decisions. Many organizations face unnecessary challenges arising from communication hurdles such as missed calls, outdated system maintenance, and unreliable connections. We are here to provide a solution. Transform your business with our user-friendly, adaptable, and cost-effective hosted platform that consolidates communication efforts and boosts overall company performance. With us, you can effortlessly unlock the potential benefits that await your organization. Embrace change and see the difference it can make.

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.

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.

Stop settling for minimal commissions and collaborate with RingLogix to achieve profit margins of up to 70% for your managed service provider (MSP) enterprise. You can easily create personalized quotes and allow clients to register online with just a few clicks, simplifying the onboarding procedure. Customers can be instantly activated, and services can be provisioned directly from any quote, with the option to add extra services as required. Take advantage of the integrated billing system to oversee subscriptions, manage taxes, issue invoices, and conduct payments effortlessly. Immediate access to call logs is available, offering insights that include SIP ladders, caps, RTP statistics, and much more, significantly improving your operational understanding. There’s no need to invest in new hardware or replace your existing devices, as RingOS is built to integrate smoothly with all major vendors, and we are always open to collaborating with new partners. Our platform allows you to quote, activate, bill, and support your own branded services through a unified, white-labeled interface. Your brand identity and customer experience remain at the forefront, bolstered by our comprehensive platform, which serves as a true white-label solution. You will have complete authority over every aspect, from packaging and pricing to features and integrations, ensuring your services align with your specific business objectives. This degree of customization not only empowers you to enhance your business operations but also enables you to meet the distinct needs of your clientele more effectively, ultimately leading to stronger client relationships and increased satisfaction.

Spoke stands out as the premier platform designed for managing intricate, high-stakes, and regulated discussions. It effectively enables employees to articulate and gather essential information, facilitating deal progression and enhancing customer satisfaction. By seamlessly integrating with various tools, Spoke personalizes interactions, boosts efficiency, and guarantees adherence to compliance standards. With over 250,000 conversations taking place daily, it offers a suite of features including voice calls, SMS, WhatsApp integration, a shared team inbox, customizable routing options, personalized IVRs, caller analytics, and much more. **The Challenge** Currently, a limited number of employees possess the training or capability to engage in complex, context-rich, and tailored conversations with customers. **The Answer** Spoke equips every team member with the necessary knowledge and skills to conduct high-quality, compliant conversations that yield favorable outcomes for both customers and the business. To accomplish this, Spoke Phone merges the advantages of traditional business telephony, costly contact centers, and top-notch business process automation into a user-friendly interface accessible via mobile or desktop devices. This integration of customer data, processes, and automation into communications—whether through calls, SMS, or WhatsApp—ensures that every interaction is informed and effective, ultimately transforming the way businesses connect with their clients.

Acefone (founded in 2019) is a company focusing on simplifying communication for businesses. We are a product company that’s making interactions simple, powerful, and customer focused. Our cloud-based omnichannel Customer Experience (CX) platform, AceX hosts powerful products, including: -Interactions Hub: A unified communication platform to host cross-channel customer engagement on a single platform. -Contact Center Studio: A powerful dialer to enhance calling experience between business and customers while boosting agent productivity. -API Connect: A unique communication API suite to assist communication needs for mobile and web applications. -Campaigns: Mass outreach product to connect with last audience in an efficient and productive manner. Our products are expertly designed to enable businesses to deliver exceptional experiences at every stage of the customer journey. Headquartered in Gurgaon, Acefone is trusted by over 5,000 global enterprises, supported by a skilled workforce of more than 200 professionals across Gurgaon, Mumbai, and Bangalore. We provide seamless communication solutions with industry-leading integrations, ensuring a customer experience that is both efficient and effective. Our commitment to security is demonstrated by our ISO 27001 certification, complemented by a 99.95% uptime guarantee. Acefone’s user-friendly, insight-driven platform offers over 300 features across multiple channels, including Voice, WhatsApp, SMS, and more. With customizable integrations powered by robust APIs, our solutions are tailored to meet the unique requirements of every business.