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Telephone Lines

Reliable & Inexpensive Lines and Call packages for businesses.

Choosing the right telephone lines for your business is crucial for ensuring a reliable way for your customers and suppliers to reach you. The process can often be time-consuming and confusing. Infinity Business Systems offer line and call packages offering all sizes of businesses a range of options and the opportunity to save money on calls and line rental.


We offer a free review of your existing provision to ensure you have the type and quantity of services that are most suitable for your business. Our team have a wealth of knowledge and experience and will offer you advice and recommendations so that you get the most out of your services.


We can provide the full range of lines:



Session Initiated Protocol or SIP is the latest in telephone line technology and uses an internet connection to connect your telephone system to the telephone network. SIP is replacing the ISDN network and is a more flexible solution, BT have announced the are retiring the ISDN network in 2025. SIP can save you money on line rental and call charges and is easily scaled to meet fluctuations in your business. It”s ideal for business that would like to provide alternative geographic numbers to their main site. For business continuity SIP is extremely flexible allowing lines to be quickly diverted ensuring minimal disruption for your customers and suppliers. SIP trunks are our preferred line type when setting up a 3CX telephone system.


ISDN 2 / ISDN 30



Are you paying too much for your lines and calls?

Many companies are paying too much for lines and calls but are wary of changing provider for fear of being tied into long term contracts or affecting the quality of service. We”ll review your existing bills and offer you a bespoke package with contracts that suit your business requirements. Should there be any issues with your new service our help desk team are here to help.


We are passionate about helping businesses get the best value for their telecoms and are confident we can help you reduce costs without affecting quality. Our account managers will be happy to advise you on the most cost effective solutions for your company.


Infinity Business Systems offers:


Free call and line analysis
Free site audit for new line installs
Assistance ceasing unnecessary lines
Costs savings on lines and calls
Regular reviews to ensure you are on the best deal
Seamless transfer with no loss of service

To discuss your telephone line requirements leave us your contact details and one of our team will get back to you or give us a call to talk to one of our team immediately.
Leave your details below and someone will call you to discuss your telephone line requirements


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