Compare the Top Second Phone Number Services in the UK as of October 2026

What are Second Phone Number Services in the UK?

Second phone number services provide individuals and businesses with an additional phone number that can be used separately from their primary phone line. These services are commonly used for privacy, marketing purposes, or managing work and personal calls. Second phone numbers can be used for different purposes, such as handling customer inquiries, managing online transactions, or protecting personal phone numbers from exposure. Many services offer features like call forwarding, voicemail, text messaging, and the ability to choose a local area code. These services are particularly useful for freelancers, entrepreneurs, or anyone who needs to maintain separate lines for personal and professional use. Compare and read user reviews of the best Second Phone Number services in the UK currently available using the table below. This list is updated regularly.

  • 1
    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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  • 2
    conXhub

    conXhub

    conXhub

    conXhub is a Cellular software company that addresses the same marketplace as VoIP. Patented technology combines data and cellular - from a single mobile device to an international call-centre infrastructure. Don't spend money on new phones or phone systems, use what you've already got. For businesses that rely on VoIP, we provide an alternative - built on the strengths of mobile networks. No issues with power outages, internet failure, poor quality calls, security, or flexible working.
    Starting Price: $5/month/user
  • 3
    PhoneBurner

    PhoneBurner

    PhoneBurner

    PhoneBurner is a power dialer and sales acceleration platform that helps B2B & B2C sales teams engage more contacts in quality conversations. Now with ARMOR - the most comprehensive and done-for-you spam protection and answer rate solution. With average answer rates >10%, PhoneBurner powers millions of conversations - with no awkward pauses or connection delays - for 3000+ revenue-focused clients. PhoneBurner blends calls, email, and SMS and handles time-consuming tasks - like leaving voicemails, sending emails, logging calls, and performing post-call workflows. Reps spend their time talking and closing deals. Manage an entire team from one dashboard. Access cutting-edge reporting and analytics, automatically distribute leads, monitor and coach reps live and ensure KPIs are trending in the right direction. Teams rave about the productivity increases, ease of use, answer rates, and commitment-free packages. Try PhoneBurner free today.
    Starting Price: $149/month/user
  • 4
    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: $19 per user per month
  • 5
    Ninja Number

    Ninja Number

    Ninja Number

    Ninja Number is an app that places a second phone number on your personal cellphone, allowing your business to follow you wherever you go. It manages your communications when you can't, reminding you of missed calls and texts and even answering the phone for you. You can link up to five devices with Ninja Number and let team members help you answer calls and texts. Several team members can join in a text conversation so that a customer's issue is resolved quickly. Auto-reply lets you customize answers to commonly asked questions; when you receive a voicemail or text related to that question, Ninja Number's artificial intelligence spots it and automatically sends your answer - so you don't have to. Ninja Number grows with your business. It offers live operators to answer your calls when you're too busy to answer the phone. You can also upgrade to a PBX system with pre-programmed greetings and extensions for employees.
    Starting Price: $9.95/month
  • 6
    magicJack

    magicJack

    magicJack Vocaltec

    Stay Connected to Your Business. Get a robust, ready-to-use business VoIP phone system with the essential features that will help you focus on your customers no matter where you are. Each line includes: - Unlimited U.S and Canada calling - Music On Hold - Caller ID - Enhanced Call Forwarding - Free Mobile App (Android & iOS) - Voicemail - Conference Bridge Get crystal voice quality using magicJack's VoIP technology and 99.99% uptime guarantee. Big business benefits without the high costs. Lines start as low as $15.99/mo/line. Get 24-hour access to your account online, pay your bill, make account updates and more. We’ve made it easy to get you started. Our VoIP phone systems are ready to use straight out of the box. Simply plug in the phone and you’ll be up and running in minutes.
    Starting Price: $15.99 per line per month
  • 7
    TextNow

    TextNow

    TextNow

    Download and use TextNow on any device to get a free phone number, and call and text anywhere in North America for free. TextNow is the only app that offers free nationwide cellular service supported by ads. Just buy a SIM Activation Kit to get started. TextNow offers free or low-cost international calling to over 230 countries, so you can talk more without worrying about a big bill. Download the TextNow app and get a second phone number, with the area code you choose. Use TextNow as your business phone line on your phone, tablet, and computer. Buy a SIM activation kit and get a TextNow enabled SIM card that gives you unlimited nationwide talk & text for free! Upgrade to remove ads or get high speed data. TextNow's wireless network services are provided using the wireless network of a leading national mobile service provider.
    Starting Price: $9.99 per month
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