Best Business VoIP Providers for Startups of 2025

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.

1,168 Ratings

Starting Price: Free for up to 10 users

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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.

3,120 Ratings

Starting Price: $19.99/month/user

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ULTATEL

Ultatel stands at the forefront of business communications, empowering organizations with cutting-edge cloud VoIP technology to boost productivity and stay connected with customers anywhere, anytime. Our plans come fully scalable, featuring unlimited HD Voice, SMS, Fax, Chat, Video, and over 40 advanced features and integrations. Experience true transparency with our no-hidden-fees pricing model—what you see is exactly what you pay! Recognized as a Gartner Category Leader and G2 High Performer, Ultatel offers a unified communications platform that evolves with your business. Powered by our innovative FlexScale technology, you can effortlessly adjust your communication needs without any downtime or penalties. Our Award-Winning Customer Support team is here for you 24/7/365, delivering a remarkable 94% first-contact resolution rate. With Ultatel, enjoy the peace of mind that comes with being connected beyond limits.

100 Ratings

Starting Price: $14.95 per user per month

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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.

5 Ratings

Starting Price: $12.74/month

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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.

1,019 Ratings

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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.

140 Ratings

Starting Price: $26.00/month/user

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Datagate Telecom Billing

Datagate Innovation

Datagate is a SaaS, telecom billing solution for MSPs that sell UCaaS, VoIP, mobile voice & data services under their own brand. Datagate integrates with popular software systems that MSPs use including ConnectWise Manage, QuickBooks, Xero, Stripe, Authorize.net and others. Suitable for MSPs in USA, Canada, UK, Australia and New Zealand; Datagate & partners handle all telecom tax & compliance requirements.

11 Ratings

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Phonexa

Phonexa’s Cloud PBX provides a cloud-based voice communication system designed for modern marketing and operations teams. The platform supports call recording, skill-based routing, IVR menus, voicemail boxes, and comprehensive call logs and summary reports, all accessible without on-premises hardware. As part of Phonexa’s ecosystem, business VoIP aligns with campaign workflows by providing detailed call-level analytics that feed into broader lead-management efforts and pay-per-call tracking. Users can define call groups, configure permitted calling hours, maintain do-not-call lists, and monitor agent performance via call dispositions, tags, and scoring. With Phonexa’s Cloud PBX, you gain a unified, scalable voice channel that seamlessly integrates with your lead distribution and conversion pipelines while enhancing agent productivity and operational oversight.

222 Ratings

Starting Price: $250/month

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CallTools

CallTools is a powerful Business VoIP solution built for high-volume sales and support teams. With a cloud-based infrastructure and enterprise-grade reliability, it delivers crystal-clear call quality, robust scalability, and the tools needed to drive conversations at scale. Manage both inbound and outbound calls from a single platform with smart queuing, IVR, and call routing. Our built-in CRM and real-time analytics help teams improve contact rates, close deals faster, and stay compliant. Easily connect with your favorite tools through native integrations and open API. Whether you’re managing a growing team or optimizing a contact center, CallTools simplifies operations and boosts performance with advanced call control, auto dialers, live monitoring, call recording, and more. Backed by U.S.-based support, CallTools empowers teams to make more meaningful connections and convert more leads with every call. Ideal for remote and hybrid teams looking for flexibility and results.

485 Ratings

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Podium

Podium is a comprehensive AI-driven lead management and communication platform utilized by over 100,000 businesses seeking to enhance customer acquisition and retention. At the heart of Podium’s innovation is its AI employee, which ensures businesses respond to incoming leads instantly around the clock, dramatically improving conversion rates and revenue growth. The platform assists businesses in generating more customer reviews, improving their Google rankings, and unifying their lead channels into a single, manageable dashboard. Through the web and mobile applications, businesses can call and text customers, send payment links for quick transactions, and deploy bulk messaging campaigns to boost repeat sales. Podium’s powerful AI-driven automations seamlessly manage customer interactions across multiple communication platforms, providing accurate and timely responses that help drive sales.

2,057 Ratings

Starting Price: $399 per month

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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!

1 Rating

Starting Price: $0

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Kixie PowerCall & SMS

Kixie

Kixie is a revenue engagement platform that helps teams connect faster, sell smarter, and scale efficiently with AI-driven automation and seamless CRM integration. ✔️ Outbound Sales: Increase connection rates by up to 400% with AI-powered Local Presence Dialing, Multi-Line PowerDialer, and Spam Risk Reduction. ✔️ Marketing: Automate calls and texts for instant follow-ups and personalized, scalable outreach. ✔️ Inbound Sales & CS: Streamline workflows with CRM-based call routing, shared SMS inboxes, and automated responses. ✔️ RevOps & Leadership: Optimize team performance with AI-powered call insights, live coaching, and real-time analytics. 🚀 Boost productivity and revenue with Kixie. Visit our website to get started for free today, no credit card required!

13 Ratings

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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!

12 Ratings

Starting Price: $18/month

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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.

11 Ratings

Starting Price: $35/month

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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.

3 Ratings

Starting Price: $19 per month

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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.

1 Rating

Starting Price: $17.95 per user per month

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UltraSMSScript

UltraSMSScript is a uniquely positioned, easy to use, web-based group text and SMS marketing software platform. Either install UltraSMSScript on your own server and pay a 1-time fee for the platform, or have us host it for you with our monthly hosted plans! Pay for the text messages at WHOLESALE rates since we're linked directly to the text-messaging gateways. UltraSMSScript is the ultimate turn key SMS software platform and can be used as a white label solution for ad and media agencies, marketing providers, and companies serving their own local clients. With our text messaging software platform, you can service an unlimited number of client accounts with our Level 4 and ULTRA plans and manage these accounts from a very easy and intuitive administration panel giving you complete control. Experience many features such as Bulk SMS, Mobile Coupons, 2-Way SMS Chat, Appointment Reminders, Drip Autore

1 Rating

Starting Price: $297 one-time payment

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NXTPulse

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. 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 connections. 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.

Starting Price: $79.99 per month

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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

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TecWerks

We have the ideal VoIP solution for those looking to simplify their office and mobile communications. TecWerks is different from other telecom providers. We offer options that scale from the smallest of companies, to large multi-site national companies, without the sticker shock. With our telecom plans, you will save BIG TIME on your phone services. There are no hidden costs. Do you need to leave the office from time to time? Our VoIP phone systems are mobile friendly. Never miss that important call when you cannot be there. Take the office with you, without advertising your cell phone number. Do you have remote office workers, or field staff? No problem. We have the solutions that will fit your needs. We customize telecom packages to fit the needs of your business. Our VoIP (voice over IP) systems lowers costs, increases accessibility and scale for your business that is completely portable. From basic to advanced cloud-based voice over IP solutions – we’ve got you covered.

Starting Price: $125

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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 More

Starting Price: $19.99 Mo/Ext

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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.

104 Ratings

Starting Price: $19.95/month per user

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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).

60 Ratings

Starting Price: $25.00/month (billed annually)

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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!

29 Ratings

Starting Price: $4.95/month

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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.

29 Ratings

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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.

18 Ratings

Starting Price: $15 user/month

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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.

17 Ratings

Starting Price: $0.85 month per DID

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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.

22 Ratings

Starting Price: $14.99 per user per month

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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.

12 Ratings

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.

12 Ratings

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Best Business VoIP Providers for Startups

Compare the Top Business VoIP Providers for Startups as of November 2025

What are Business VoIP Providers for Startups?