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Smart communications for your business.


We provide innovative and smart ways to help businesses communicate in the digital age.

Everything from superfast dependable business internet to clever hosted phone systems, cloud computing and 360 degree IT support.

DuoCall supplies small and medium-sized businesses and enterprises across industries throughout Sheffield, Rotherham and South Yorkshire, and up and down the UK too.

Phone systems

We've got you covered with our business phone systems. Choose from a more traditional on-site Unify system or HUC, our hosted phone system with a difference.

Business Phone Systems in Sheffield, Rotherham, South Yorkshire and the UK

Phone lines

Whether you need traditional analogue, ISDN phone lines, or SIP (a modern digital alternative), we'll get you up and running and support you along the way.

Business Phone Lines. ISDN, Analogue and SIP trunking.

Business mobiles

We work hard to get the right deal for your company, on any of the latest business handsets. With DuoCall's business mobiles you can experience stress-free account management!

Business mobiles across Sheffield, Rotherham, South Yorkshire and the UK

Internet connectivity

Choosing the right internet connection is paramount to the success of your business in the digital age. From managed broadband to Ethernet leased lines, we'll help you choose the right business internet connection, and give you all the support you need after you're up and running.

High-speed business internet, supplied across South Yorkshire and the UK. Ethernet and Broadband.

IT support

With our IT support packages you can have peace of mind that we'll get you back up and running in the unlikely event that something goes wrong. With a range of options available, we support small businesses and enterprises across Sheffield, Rotherham and the UK.

Business IT Support. Hardware management and installation across the UK.

Cloud services

Cloud computing is the future of communications. Take advantage of cloud back-up and cloud mail, putting you in control.

Get your head in the cloud. Solutions for business across Sheffield, Rotherham and the UK.

I'd like to let all the team know that they're doing a fantastic job! We're very pleased at the way these [internet] transitions are being handled. The service received from everyone at DuoCall is personable and of a high quality. I'd especially like to highlight the way Andrew is managing these new order installations. Top job!

Ravi Kadara | Continental Tyres, UK


DuoCall have monitored our full communication range and given us an excellent service in maintaining all our telecoms, and negotiating the best tariffs for our needs. We have no hesitation in recommending DuoCall as a supplier.

Barry Martindale | Autoclenz LTD, Derbyshire

What Can I Do Next…

  • Call our friendly Sales Team with any queries or feedback on 0333 313 5000
  • Drop us an email anytime at
  • Find out what our customers say about us in our Case Studies section

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