Compare the Top Business Phone Systems in the UK as of March 2026

What are Business Phone Systems in the UK?

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 Business Phone Systems in the UK currently available using the table below. This list is updated regularly.

  • 1
    3CX

    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.
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    Starting Price: Free for up to 10 users
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  • 2
    Dialpad Connect
    Dialpad’s business phone system replaces traditional desk phones with a cloud-based platform that works on any device. Teams can make crystal-clear calls, send SMS/MMS messages, and access advanced features like call routing, voicemail transcription, and AI insights, all from one unified system.
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    Starting Price: $15 user/month
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  • 3
    Yeastar P-Series PBX System
    The Yeastar P-Series Phone System is a comprehensive business phone system that unifies voice, video, and collaboration into a single, high-performance platform. Engineered for the modern enterprise, it replaces fragmented communication tools with a streamlined "PBX-Plus-More" ecosystem.
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  • 4
    ULTATEL

    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
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  • 5
    iPlum

    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
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  • 6
    Sonetel

    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.
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    Starting Price: $0
  • 7
    VirtualPBX

    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!
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    Starting Price: $18/month
  • 8
    Insider Telecom

    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
  • 9
    T-Max Phone Systems
    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
  • 10
    LINXS Communications

    LINXS Communications

    LINXS Communications

    LINXS Communications offers world class scalability. As your company grows so will your need for additional VoIP services. You let us do all the leg work, so you can focus on your business. With Cloud PBX business VoIP phones from Linxs Communications you can expect to see considerable savings on your phone bill while upgrading your business communications at the same time. LINXS Communications has the capability to allow you to make and receive calls from your mobile phone or a softphone straight from your desktop. Don't let hardware be a barrier to entry. Gigabit phones with high-definition (HD) audio and video gives outstanding clarity over the typical analog phone. 110+ unique feature rich options for you to pick from. We have what your business needs to succeed with plug and play VoIP phones. 24 x 7 x 365 Support located in the United States. Your calls or emails will get a response from the same support team every time.
    Starting Price: $19.95
  • 11
    CloudTalk

    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).
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    Starting Price: $25.00/month (billed annually)
  • 12
    KrispCall

    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.
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    Starting Price: $15 per user per month
  • 13
    Thirdlane

    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.
  • 14
    Zoom Phone

    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.
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    Starting Price: $14.99 per user per month
  • 15
    Zadarma

    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 - AI Voice Agent and AI-speech recognition and analytics - 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.
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    Starting Price: $2/month
  • 16
    PBXware

    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.
  • 17
    User.com

    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 →
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    Starting Price: $249.00/month
  • 18
    net2phone

    net2phone

    net2phone

    net2phone provides innovative and affordable cloud based telephony software and services to both small and mid-sized businesses and large or multinational enterprises. Our Unified Communications and Contact Center solutions provide advanced features that can be customized to suit your unique business needs while ensuring simplicity through implementation and use. net2phone’s compelling​ ​UCaaS offer combines voice, video, chat, and messaging under one platform, includes advanced features and integrations, and unlimited calling to over forty popular destination countries. uContact, net2phone’s omnichannel CCaaS solution, streamlines all voice and digital interactions​, ​enabling contact centers to meet customers in the digital channel of their choice​ and ​integrating all touchpoints into a Unified Inbox. Other flagship solutions include SIP Trunking services, native integration with Microsoft Teams, and international connectivity capabilities.
    Starting Price: $17.99/month/user
  • 19
    VND PBX

    VND PBX

    VNDSOLUTIONS LIMITED

    Our cloud-based hosted PBX gives you phone numbers so you can grow your business. Connect your SIP device or your current phone to our cloud PBX. Build complex calling dial-plans and enjoy features via our PBX portal. No contract with us and SAVE 70% from your current service provider. Use our business grade Hosted cloud PBX or SIP trunk service, tell us your needs and we will recommend you. Our VoIP solutions are designed specifically for businesses who want hassle free, reliable and extendable solution with no time. You enhance the features of your existing product by using our powerful Telephony API’s. Both Hosted PBX and SIP Trunking support API calls. Our robust & powerful API’s are very easy to integrate. We monitor our support lines 24/7 so give us a call or talk to our support team via live chat on our web (https://vndpbx.com). New Zealand: 0 9 8896552 (Auckland) U.S.A: +1 929 4809552 (New York)
    Starting Price: $11 per month
  • 20
    Yodel.io

    Yodel.io

    YodelTalk

    The phone system for customer service teams. Yodel joins your team as a receptionist that pre-qualifies inbound voice communications and allows call management without switching tools. Collaborate on calls and enjoy the crystal clear voice quality through our battle-tested infrastructure. Get your phone system up and running in minutes. No complicated adoption from your previous business phone. Yodel integrates with over 1000 software tools so you can connect the phone with your existing workflows. Stay close to your customers no matter where they are by using Yodel’s access to phone numbers in over 100 countries. Yodel works with trusted local carriers to guarantee the best possible call quality. We deliver a reliant service uptime and a secure call infrastructure. Modern customer service teams need to deliver high quality support and ensure high customer satisfaction. Yodel removes everything that’s painful about phone systems and deliver what matters: the voice communication.
    Starting Price: $25.00 per user per month
  • 21
    Vonage Business
    Vonage Business is a leading cloud communications platform for businesses of all sizes and industries. Vonage Business covers all the communication needs of organizations looking to succeed, offering more than 40 business-critical features, mobility, conferencing, and integration with top cloud applications. Trusted by more than 500,000 business users, Vonage is available in a number of plans and packages that fit various business requirements.
    Starting Price: $19.99/month/user
  • 22
    CallHippo

    CallHippo

    CallHippo

    CallHippo is a modern Contact Center Tool that helps you connect with your customers. CallHippo is easy-to-use while offering robust functionality with advanced features, extensive reporting, and seamless integrations to empower sales and service teams to have effective conversations with customers. Providing World-Class support 24*7 and Accessible by desktop and mobile-app, CallHippo is trusted by over 5000 companies worldwide.
    Starting Price: $18.00/month/user
  • 23
    Calilio

    Calilio

    Calilio

    Calilio is a AI powered cloud phone system that simplifies business communication by offering virtual phone numbers in over 100 countries. Launched in 2023, it prioritizes user-friendliness with a simple, intuitive dashboard and application. Calilio's unified callbox allows users to text, call, send voicemails, chat, and share images from a single window, eliminating the need to switch between multiple apps. Standard Plans start at just $15/month (or $12 annually) for features like a web/app dialer, call filters, history, blocking, and forwarding. Premium plan start at $35/month(or $28 annually) and Enterprise plans offer additional features with customizable pricing. Calilio integrates AI-powered call monitoring and evaluation features. Sentiment analysis helps understand customer satisfaction, while call summaries and transcriptions simplify reviewing call details and outcomes.
    Starting Price: $15 Per user/per month
  • 24
    Aircall

    Aircall

    Aircall

    Aircall is an AI-powered customer communications and intelligence platform that unifies phone, messaging, and call center operations. Designed for sales and support teams, it enhances every interaction with features like AI Voice Agents, real-time conversation coaching, and integrated WhatsApp messaging. With powerful analytics, call recording, and shared inboxes, teams gain clarity and can resolve customer issues faster. The platform is easy to set up, offering quick number claiming, seamless integrations, and customizable workflows. Trusted by over 21,000 companies worldwide, Aircall helps businesses improve connection rates, boost CSAT scores, and streamline onboarding. By combining automation with human-first AI, Aircall reduces busywork so teams can focus on building better customer relationships.
    Starting Price: $30/user/month
  • 25
    Voyced

    Voyced

    Voyced

    Hosted VoIP solution with a European focus and a local presence in over a 165 countries. As all our solutions are based on Premium Plus we give you the highest possible quality for the lowest price. All carry all types of numbers, from Geographic to National, TollFree and UIFN, Mobile VoIP, Elastic Pool solutions and much more. We also have our own Roaming products (physical and SIM solutions) too.
    Starting Price: $0.25 per user per month
  • 26
    Dynamics Phone System

    Dynamics Phone System

    Dynamics Telephony

    DYNAMICS 365 PHONE SYSTEM is a hosted telephone system with unique Dynamics 365 integrated features that offers unrivaled control over business communications, unlimited and infinite scalability. Unify your telephone system and Dynamics 365 in a Single User Interface. Your office space is no longer confined by the walls of a traditional workplace. With remote access through our hosted VoIP phone system, you can stay connected while traveling, commuting or working from home.
    Starting Price: £12/user/month
  • 27
    Global Call Forwarding

    Global Call Forwarding

    Global Call Forwarding

    Buy toll-free numbers and local phone numbers from more than 160 countries without commitment. You can route incoming calls to any phone, PBX, or SIP worldwide. Our global network has multiple layers of redundancy. Make international outbound calls and show any of your business phone numbers as Caller ID. Connect our SIP trunks to your phone system or use the GCF softphone to make outbound calls. Easily set up and modify smart call routing features like auto-attendant / IVR, location & time-based routing, local ringback tones, simultaneous ring, customized greetings, call recording, voicemail, and more. Easily add or remove virtual numbers, change calling plans, download your invoices and call detail records, modify advanced features, reach live technical support 24/7, and contact your account manager.
    Starting Price: $7.95 per month
  • 28
    Quo

    Quo

    Quo

    Delightful and powerful business phone for professionals, teams, and companies. Quo (formerly OpenPhone) is the new phone for business. It comes with powerful calling, messaging, and a lightweight CRM. Works great for individuals and teams. It allows you to share a phone number with teammates, like an inbox. Available in the browser, iOS, and Android. Quo seamlessly adds a work phone number to your current devices. Want to be able to talk & text on all your devices? Yep, we've got it. But it doesn't end there. We've reimagined what a phone can do for professionals. Call and message anyone, anywhere in the world. Make cross-border communication easier. Create groups to communicate with multiple people at the same time and keep everyone on the same page. Turn phone numbers into dedicated inboxes and you can have as many as you want in one account. Record a call or set up auto-recording to record every call for you.
    Starting Price: $10 per user per month
  • 29
    Zoom Workplace

    Zoom Workplace

    Zoom Communications

    Unified business communication and collaboration tools. Reimagine how your teams work with an all-in-one, open collaboration platform with AI Companion. Streamline communication, improve productivity, optimize in-person time, and increase employee engagement, all with Zoom Workplace. Make meaningful connections with a unified solution for meetings, team chat, whiteboard, phone, and more. Reduce wasted time going back and forth between applications. Zoom Workplace provides you with a seamless, automated user experience from your mobile device or desktop Streamlined features give you the ability to initiate a call or meeting from a chat, collaborate on a whiteboard from your desktop or room, and see whether a co-worker is available with presence.
    Starting Price: $13.32/user/month
  • 30
    JustCall

    JustCall

    JustCall.io

    The Cloud Phone System of choice for modern sales and support teams. End clueless conversations by adding context to every call. Call software, virtual numbers, SMS campaigns, native CRM integrations, and lots more at just $25 per user. - 100+ integrations with CRM & Business tools - Click to call from CRM - Go live in 70+ Countries - SMS Workflows & Automation - 3 sales dialers to choose from - Call queueing and forwarding - Comprehensive analytics - Conversation intelligence & much more Get 70% off on your first month!
    Starting Price: $30 per user per month
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