We use cookies to make our website work and improve your experience. For more information about the cookies we use, please see our privacy and cookies policy. If you agree to our use of cookies, please click accept or alternatively you can continue without cookies.’

Business Phone Line Solutions

Choose from our wide range of lines and calls services no matter what size your business may be.

If you want an ISDN line you’ll get crystal clear calls as well as access to the internet or if you want a standard business landline solution, our cost-effective broadband lines and calls deals could be the perfect answer.

Our SIP Trunking product can help you make the journey into the cloud and our dedicated team can help you on your IP journey whilst our Inbound Numbers service gives you a virtual number with routing options.

What’s more, our Daisy Fraud Guardian and Select Services add-ons complement our scalable packages perfectly.

Solution Select Services

Enhance your lines with call features such as call barring, call divert, call waiting, call minder and more.

Select Services
Solution Broadband & Phone Deals

Combine your business phone and broadband with our cost-effective deals.

Broadband & Phone Deals
Solution ISDN Lines

Perfect for multi-line phone networks, chose from options including ISDN2 and ISDN30 to enhance your communications.

ISDN Lines
Solution SIP Trunking

As SIP Trunk providers, we can help you transform your legacy system to a SIP phone easily and efficiently.

SIP Trunking
Solution Inbound Numbers

Switch to an Inbound Number and chose from memorable 08 or 03 numbers.

Inbound Numbers
Solution Fraud Guardian

Our dedicated, advanced call protect service ensures you stay safe and secure from telephone fraud.

Fraud Guardian

What our customers say...

Why Daisy?

Great value

We’re an independent provider meaning we aggregate the best voice services from the major suppliers, including Openreach, BT, TalkTalk and Gamma. Combined with our unique commercial agreements, we’ll get you the most competitive prices in the marketplace.


We offer expert support to help you move from line rental and ISDN services to internet-based solutions such as VoIP and SIP. We’re one of only a small number of UK providers that are actively part of industry planning meetings regarding the PSTN switch off, so you know you’re in safe hands.

Breadth of choice

If you’re looking for a cost-effective phone line, we offer ones with exceptional rates to UK local, national and mobile numbers. Or if you want helpful call features, or you’re ready to move to IP telephony, we can support you to ensure minimum disruption with scalable SIP trunking services.

Excellent customer service

For more than 18 years, we’ve used Tier 1 carriers and networks to ensure our customers receive quality voice services. Our 9.1 score on Trustpilot is evidence of this commitment and the service our friendly, UK-based, 24/7 fault team provide if you do experience a problem.

Account control

Our online account management platform – Daisy MyAccount – makes it easy to manage your lines & calls account by giving you the information you need, when and how you want it. Along with access to billing information, you can also run call analytics and create cost centres.

Fraud protection

From early detection through to action on suspending lines and barring calls, we offer a service to help limit your commercial exposure to fraudulent activity. As telecoms fraud remains a threat, you can rest assured we’ll be monitoring your lines and call traffic 24/7/365 to help keep you protected.

Electrical Testing Ltd. 31-500 employees

Electrical Testing Limited is an independent Norfolk-based company specialising in the electrical and structural inspection and testing of street furniture. Founded in 1990 and with more than 100 sta...

Read More
Southgate Medical Group 11-30 employees

Southgate Medical Group, based in Crawley, West Sussex, was established over 60 years ago. The shared vision of the practice’s 30 members of staff is to provide out-of-hospital integrated care to...

Read More

Ask The Expert

Enquire Now or call 08081639549


ISDN Switch off Guide

Openreach has announced it will be switching off its PSTN and ISDN networks in 2025