Best Enterprise Business Phone Systems
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Compare the Top Enterprise Business Phone Systems as of November 2025
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What are Enterprise Business Phone Systems?
Business phone systems are advanced communication networks designed to manage and streamline voice calls and other communication channels within organizations. They range from traditional landline systems to modern VoIP (Voice over Internet Protocol) solutions, offering features like call forwarding, voicemail, auto-attendants, and conferencing. These systems can be tailored to fit businesses of all sizes, from small startups to large enterprises, ensuring seamless internal and external communication. Many modern phone systems integrate with other business tools like CRM software to enhance productivity and customer service. Reliable and scalable, business phone systems play a crucial role in maintaining efficient operations and fostering collaboration. Compare and read user reviews of the best Enterprise Business Phone Systems currently available using the table below. This list is updated regularly.
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1
3CX
3CX
3CX is a software-based, open standards IP PBX that offers complete Unified Communications, out of the box. Suitable for any business size or industry 3CX can accommodate every need; from mobility and status to advanced contact center features and more, at a fraction of the cost. Ideal for companies working remotely, 3CX includes mobile apps, video conferencing and website live chat. Installation, management and maintenance of the PBX is so easy that you can effortlessly manage it yourself, whether on an appliance or server at your premise on Windows, Linux or in the cloud. Alternatively you can choose to have it hosted by 3CX for a completely hassle-free solution.Starting Price: Free for up to 10 users -
2
RingCentral RingEX
RingCentral
RingCentral RingEX is a powerful cloud-based phone system that helps optimize your business communications. Providing enterprise-grade business communication tools for voice, fax, text, and video as well as bring your own device to work (BYOD) capability, RingCentral RingEX enables you to work where you want and how you want. Core features of RingCentral RingEX include auto-recording, conferencing, and unlimited long-distance and local calling. RingCentral RingEX's call management features can also be customized by configuring call forwarding, answering rules, message alerts, and missed-call notifications.Starting Price: $19.99/month/user -
3
ULTATEL
ULTATEL
Unleash the power of seamless communication with ULTATEL, the award-winning business phone system that propels your business beyond limits. With a fully customizable and scalable unified communications platform, you can effortlessly integrate voice, SMS, chat, video, and over 40 advanced features for unparalleled productivity. Experience true transparency with ULTATEL's no-hidden-fees pricing model, setting a new industry standard. Recognized as a Gartner Category Leader and G2 High Performer, ULTATEL empowers your workforce with cutting-edge technology, enabling them to stay connected with customers anytime, anywhere. Ever need assistance? Our Award-Winning Customer Support team delivers a remarkable 94% first-contact resolution rate, with a human ready to take your call or email 24/7/365. With Ultatel, your business is ensured to remain agile, responsive, and always connected beyond limits.Starting Price: $14.95 per user per month -
4
Phone.com
Phone.com
Voice. Text. Video. Fax. Conferencing. Collaboration. Phone.com is the modern, work-from-anywhere solution for today’s agile, mobile, and always-on entrepreneurs and growing businesses. The Phone.com solution includes advanced business phone features your growing business needs to serve your customers effectively and professionally. Advanced call handling options enhance your company image, and mobility features keep you connected anytime, anywhere with colleagues, customers, and partners whether you’re in the office or on the go.Starting Price: $12.74/month -
5
iPlum
iPlum
iPlum is a mobile first solution for business professionals. iPlum works on your existing smartphone without changing carriers. Get best call quality & text in any situation. Give a professional touch for your business with phone tree virtual extensions. Works well for both large businesses and solo professionals. Promptly respond to your calls & texts during business hours and send them directly to your voicemail during non-business hours. Organize your team with a centralized portal. Add and manage iPlum users with different profiles and permissions in a corporate account. Tell your customers you care by automatically sending smart business text for missed calls or texts. Attach a signature for your texts. Texting in legal or healthcare business requiring HIPAA compliance, use secure channels with encryption. Your clients get FREE iPlum app to send you secure texts. It is critical to protect client data as per privacy and security regulations.Starting Price: $8.99 per user per month -
6
Community Phone
Community Phone
Calling made modern. Your business number. Your employees' phones. Our amazing features. A dial menu spoken by our voice actors. Callers press numbers to make purchases, hear MP3s, connect to specific staff, and more. Make and answer calls using your number on multiple phones without the caller ever knowing. Employees hear secret in-house menus, transfer calls, and send voicemails to their email, all from their dialpad. These business features require no new software or hardware. Your dialpad come to life. Porting your business or personal number at the press of a button. Select from our menu of modern voice features for your business or personal line. We'll activate these features on your current phone for you. No work (or learning) required from you. We'll be here to transform your number whenever your desires change. -
7
Intulse
Intulse
Intulse is a business VoIP provider offering hosted/cloud VoIP services for businesses. Managed VOIP phone systems with speed, flexibility, and more for small & large businesses in the USA. Intulse was founded in 2015 to help businesses that were stuck using old communication systems that only did a little but cost a whole lot find a better solution to meet their needs. Intulse’s VoIP UCaaS (Unified Communication as a Service) solutions are designed to increase productivity through the Intulse App, CRM integration (ex. Salesforce & HubSpot), softphones, time-based routing, virtual receptionists, customized greetings, unlimited extensions, and more. Customers who choose Intulse as their cloud VoIP provider get the power of a feature-rich system that can be customized to best-fit how they do business. Intulse’s communications specialists work closely to help select and implement features to ensure each business gets the most out of their system and service.Starting Price: $26.00/month/user -
8
TollFreeForwarding
TollFreeForwarding
Activate your new international phone number in 60 seconds. Choose from phone numbers in over 120+ countries and 1,000 cities. Forward your calls to any phone number in the world. Robust scheduling options allow you to route your calls based on the days and hours of your business. Route your calls to your main call center during business hours and to voicemail during non-business hours. Instantly view detailed information about calls made to your TollFreeForwarding phone number. Learn about your customers' call habits to help make decisions about outbound sales and follow-up. Keep track of your calls by recording all or some of your calls. Recorded calls are stored in call detail records and can be played or downloaded at any time.Starting Price: $4 per month -
9
CallTools
CallTools
CallTools delivers a modern Business Phone System designed for flexibility, clarity, and control. Whether your team is remote, in-office, or hybrid, our fully cloud-based solution gives you everything needed to manage business communications in one place. Route inbound calls with ease using IVR and advanced queues, while outbound teams can leverage smart dialing and caller ID strategies to boost engagement. Built-in call recording, voicemail, and live monitoring tools help ensure quality and compliance. Plus, with a native CRM, detailed call logs, and customizable dispositions, managing customer interactions has never been simpler. CallTools integrates seamlessly with your existing tech stack and scales effortlessly as your team grows. With crystal-clear audio, reliable uptime, and U.S.-based support, this is more than a phone system—it’s a productivity engine built for sales, service, and success. Empower your team to connect, close, and support—all from a single, powerful platform. -
10
Signalmash
Signalmash
Why work with giants like Twilio where your support requests will take forever to get a response? Signalmash is not just a CPaaS provider, we take pride in providing the best possible CPaaS support. Your developers can have a shared Slack channel with our developers for instant support. You can speak to our CEO anytime. Real-time and top-notch support means shorter development cycles and enables you to provide exceptional support to your own customers. SMS services we offer: SMS API SMS CPaaS SMS UCaaS SMS no-code sending platform 10DLC campaign support Short code SMS Toll-free SMS Voice services we offer: Contact center telecoms Voice termination Voice orgination Local numbers Short code numbers Toll-free numbers SIP Trunking Our No-code telecoms solutions: UCaaS to send SMS CCaaS to manage phone calls AI solutions Signalmash - experience the highest level of support, every step of the way - book a call with us to get expert advice!Starting Price: $0 -
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Sonetel
Sonetel
Phone Numbers Worldwide + Customer Chat + Team Communication, in a single Free App. Have your own local phone number in any city or country worldwide. Showing a local number to visitors at your web site increases trust and sales. You can get it for free if you also use our free chat function at your website. Otherwise prices start at $1.79/month. Incoming calls can be answered for free in our new apps or be forwarded anywhere worldwide at the cost of a local call. We believe that globalization and entrepreneurship are the key drivers for making this planet a better place. By empowering entrepreneurs in the most remote corners of the world, with a communication solutions that remove distance and levels the playing field, we hope to contribute to this progress. About 170,000 out of those that have signed up – across 170 countries – have also become paying customers.Starting Price: $0 -
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MightyCall
MightyCall
MightyCall is a flexible & scalable cloud-based call center solution designed specifically for small & mid-sized businesses. Set up - Enjoy the simple setup process with our intuitive flowchart. Communicate - Manage the flow of both incoming and outbound calls and increase your team’s productivity. Collaborate - Track performance and route calls to your team members based on their roles and knowledge. Reach out - Reach more targeted contacts with the auto dialer and improve engagement rates. Supervise - Train and supervise agents in real-time and obtain precise performance data. Experience our top-rated customer support and free live onboarding sessions designed to maximize your system's potential in the shortest amount of time.Starting Price: $15 per month per user -
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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!Starting Price: $18/month -
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UniTalk
UniTalk
UniTalk provides a wide range of services in the field of telecommunications for business, including IP telephony and virtual PBX, call tracking, recording telephone conversations, callback buttons and widgets for the site, various types of telephone calls and routing, and much more.Starting Price: $35/month -
15
Talkroute
Talkroute
What is Talkroute? Talkroute is a UCaaS provider that gives you the ability to utilize your existing phones, web browser, and PCs with our cloud-based virtual phone system. Now you can have the power of an enterprise-level phone system without the upfront cost and maintenance of an expensive on-site system. Making and receiving business calls Our virtual phone system gives you the ability to make & receive calls from any desktop, browser, and smartphone. Texting with your customers Send and receive business SMS and MMS text messages. Our apps make it quick and easy to compose and reply to your customers. Video meetings with your team Video conferencing with up to 100 team & guest participants. Talkroute Meetings gives you the power to record meeting sessions, share your screen, chat via team messenger, collaborate using our whiteboard, & share files.Starting Price: $19 per month -
16
XCALLY
Xenialab
XCALLY is a simple, scalable and fast to deploy Omnichannel Contact center software. In addition to Omnichannel modules, it provides lots of tools fundamental for your call center activities: - IVR designer, Predictive Dialer, Scripting tool, Dashboards, Realtime panels and Analytics for administrator and supervisors; - WebRTC, Windows softphone and Omnichannel unified web GUI for agents. XCALLY is integrated via API with several external products, providers and technologies, like CRM, ticketing systems, AI tools, bots, TTS, ASR, social media and messaging apps. -
17
Insider Telecom
Insider Telecom
Get a business phone system without breaking the bank! We help small businesses in the United States get access to big business tools, while keeping prices within reach. In fact, with Insider Telecom, we provide the equipment as long as you need it. Enjoy features like caller ID, call forwarding, conference calling, intercom, auto attendant, and many more! No big upfront purchase for a complete business phone service. That's the Insider Telecom difference. Our support team knows that you probably don't speak "telephone." So they're trained to listen for and understand the root of your specific need - from training and configuration, all the way to fitting you with a different phone system. We want to be sure you're working with the right platform.Starting Price: $17.95 per user per month -
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T-Max Phone Systems
T-Max
The Hosted Business Phone System PBX will make any company sound and function like a Fortune 500 company. Your company can have all your calls answered by an auto-attendant allowing for callers to choose departments, extensions, dial by name or many other options. If you are working on the go you can have them automatically transferred to your cell phone. T-Max is fully geo-redundant. In other words, our servers are being hosted in a top-notch data centers throughout the United States. We use multiple carriers ensuring maximum connectivity to the PSTN. T-Max uses high-quality desk phones from Polycom & Yealink, with many different models to pick from to fit your unique environment best. We offer reception consoles, agent phones, wireless phones, and conference room phones. Our Hosted Business Phone System is the best choice for the price on the market today. 1-888-245-3483 Departments Extensions Digital Receptionist Voice Prompts Voice Mail Fax Service and Much MoreStarting Price: $19.99 Mo/Ext -
19
Infinite Connect
Infinite Connect
One unified platform to run your entire business remotely. Improve productivity and simplify your communications with reliable voice, video, fax, conferencing and messaging in the cloud. Flexible unified cloud communications and contact center services designed, for small and medium sized businesses. Customize your settings and capabilities to have your conference calls work the way you want. Up to 100 callers included. In place of your traditional small business phone system, our VoIP phone system or hosted PBX uses your broadband connection to make communicating easier. From small meetings to large webinars, broadcast HD video, enable integrated teleconferencing and share your desktop with ease. No downloads required. Send and receive SMS & MMS text messages online and manage internet faxing from your dashboard. Infinite provides the most up to date VoIP Phones that arrive fully configured with plug and play functionality. All you have to do is turn on your phone and start talking.Starting Price: $22.50 per month -
20
Ooma Office
Ooma
Ooma Office is an award-winning, easy to adopt and affordable business VoIP solution for any size business. Whether you have 2, 20, or 200 employees, Ooma provides advanced voice and collaboration features that are flexible and scalable. Ooma Office combines the ability to have unlimited lines for your business and an easy do-it-yourself setup with no contracts or long-term commitments. This makes it easy for a small business to scale its office phone system with Ooma as its business grows. Customers have their choice of hardware – conventional analog phones, IP phones, virtual service through Mobile and Desktop apps, or any combination of the three. Ooma offers a full suite of business phone features designed to deliver a flawless communications experience. Advanced features such as a virtual receptionist, ring groups, call parking and multi-site access combine to make small businesses sound big.Starting Price: $19.95/month per user -
21
CloudTalk
CloudTalk
Searching for a smart call centre software? Try CloudTalk.io, a new-generation cloud phone system for SMEs, startups, online stores or call centers (sales and customer service teams). 25+ integrations with favorite CRM, helpdesk or e-commerce tools as Shopify, Salesforce, Pipedrive, Intercom at hand along with a 5-star rated customer success team make it easy to seamlessly migrate or set up your new cloud call centre from scratch. We are rapidly growing every month and we have already successful cooperation with 1000+ companies across the world like DHL, Yves Rocher or Karcher. Try 14 day FREE trial from CloudTalk (no credit card details required).Starting Price: $25.00/month (billed annually) -
22
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!Starting Price: $4.95/month -
23
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. -
24
Dialpad Connect
Dialpad
Dialpad Connect is an AI-powered unified communications platform that combines voice, video, and messaging to enhance team collaboration and customer interactions. It features real-time call transcription, automated call summaries, and AI-generated action items to help users stay focused during conversations. The platform integrates seamlessly with popular business apps like Salesforce, Zendesk, Microsoft Teams, and Google Workspace to streamline workflows. Designed for businesses of all sizes, Dialpad Connect delivers enterprise-grade reliability with 100% uptime SLA and robust disaster recovery. Security and privacy are core priorities, meeting standards like GDPR, HIPAA, and SOC 2 compliance. Dialpad Connect helps companies elevate customer experiences while boosting team productivity.Starting Price: $15 user/month -
25
VoIP.ms
VoIP.ms
VoIP.ms is a Canadian voice-over-internet protocol (VoIP) bring-your-own-device provider headquartered in Canada with over 80,000 customers. VoIP.ms provides a vast range of standard telephony features, as well as enhanced communication features to simplify both business and residential communications such as local DID numbers in 60+ countries. It offers Free Porting across US and Canada for local & toll-free DIDs with termination (outgoing calls) in over 125 countries across the globe.Starting Price: $0.85 month per DID -
26
Zoom Phone
Zoom Communications
The cloud phone solution, natively built for the Zoom platform. Enterprise-class features with a modern user experience to streamline voice communications. Provision and manage users, monitor call quality and usage data in the Zoom administrator portal. The globally distributed Zoom cloud platform delivers secure HD Voice with enterprise-class reliability and quality of service. Seamlessly make and receive phone calls, share content, participate in video meetings, and send chat messages from Zoom desktop and mobile apps. Easily elevate phone calls to a Zoom Meeting without requiring participants to hang up and dial-in to a separate conference bridge. Native apps for Windows, MacOS, iOS, and Android are designed for ease of use while maximizing voice and video quality of service. An ever-expanding footprint of countries to provide local phone numbers. For customers who wish to streamline global telephony carrier management, porting numbers to Zoom has never been easier.Starting Price: $14.99 per user per month -
27
Zadarma
Zadarma
Powerful Cloud Telephony for Global Businesses Zadarma offers a feature-rich VoIP platform designed for businesses that want flexibility, scalability, and professional communication without high costs. Set up your cloud PBX in minutes, manage international teams, and serve customers worldwide — all from a single interface. Key features: - Virtual phone numbers in 110+ countries - Free cloud PBX with IVR, call routing, and analytics - Integration with CRMs: HubSpot, Zoho, Bitrix24, and more - Apps for desktop, mobile, and browser-based calling - AI-powered voice agents and call tracking - Full control via web interface and API Ideal for remote teams, support centers, and growing companies looking to modernize their phone systems.Starting Price: $2/month -
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PBXware
Bicom Systems
PBXware is the world’s first and most mature IP PBX Professional Open Standards Turnkey Telephony Platform. Since 2004, PBXware has deployed flexible, reliable, and scalable Next Generation Communication Systems and VoIP solutions to Small and Medium sized Businesses (SMBs), enterprises, Internet Telephony Service Providers (ITSPs), Call Centers and governments worldwide by combining the most advanced of the latest technologies. Bicom Systems’ softswitch is offered in the Business, Call Center and Multi-Tenant Editions, each supporting specific features maximizing performance, reliability, and expandability. -
29
KrispCall
KrispCall
KrispCall helps you manage your personal, business, and corporate telephony requirements all from a single app (Web, Android, iOS). Get international numbers right from the comfort of your home. KrispCall helps you own national, toll-free, local, shortcode, and international numbers (for over 100 countries) in no time. Manage your call logs effortlessly. KrispCall’s unified callbox allows you to handle and monitor your business calls, recorded conversations, texts, and voicemails all from a single window. Earn trust of your international clients by calling them through their local numbers. KrispCall offers international phone numbers for your business at the most affordable price. With our embeddable widget, you are just a click away from your customers. Clients can now call you directly without hassles by simply clicking on the KrispCall’s widget embedded in your website.Starting Price: $15 per user per month -
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User.com
User.com
User.com is a full-stack marketing automation software for all your messaging and relationships with customers. User.com is a single platform with many features providing you with easy-to-use, robust tools for marketing, sales, and support teams. Use the various features to send consistent communication to your customers across a variety of channels, from email marketing, live chat, web and mobile push, SMS messaging, call centers, and more, turning every visitor into happy customers. See every piece of data and measure everything with all activities organized in a single place, that can be customized to show only essential metrics as you determine, to make actionable decisions easy. Ready to check it out? Sign up for a free demo trial now at User.com →Starting Price: $249.00/month