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Business Phone Lines

Cost-effective Business Call Systems and Phones Lines

Save up to 30% off your bills and keep your existing lines and numbers with a telephone system to suit your business now and into the future

It’s easy to switch from your current provider to Onecom. As the UK’s largest independent telecommunications provider, we can offer you the best expertise and the following benefits…

Business Phone Systems tailored to you

Whatever the size of your business, our experts can recommend a solution that suits you. Our phone systems are easy to set up for any business to get you up and running as soon as possible and offer very competitive calls.

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Save up to 30% on your current bill

As an independent we can negotiate the best business phone and broadband deals and pass the savings onto our customers.

Call us: 03300 888 999

SIP Trunking and ISDN Lines

We can help transform your landlines to a digital system called SIP trunking. Enabling you to send and receive calls via the internet, giving you control of voice, video, and messaging applications via your phone system. The ISDN switch off will mean that this will become a requirement across the board, so get prepared now!

Through a digital connection, you can guarantee a super resilient and highly reliable system so that you never have to miss a call or suffer from downtime.


In addition to this, we can help set you up with systems to move calls from a busy line to an available device as well as detect your calls on a global platform, so your calls are always delivered to the right place.

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Benefits for business

Working with Onecom

A named and dedicated account manager will provide a fully consultative approach to help find the right solution for your business at a highly competitive cost.

Call now on 0330 1355 241

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