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Welcome to the Landline Number Porting business to business directory. Here you will find manufacturers, suppliers and distributors of Landline Number Porting, Business Telephone Systems, Call Systems and Phone systems around the UK.
![Recommended](https://www.approvedbusiness.co.uk/content/FrontImages/listing-recommended.png)
36 Duncroft, Windsor, Berkshire, SL4 4HH, United Kingdom
Callsure Numbers are leading specialists in number porting solutions that are designed to keep existing phone numbers, reduce current phone charges and convert fax lines to a fax to email service that has benefitted hundreds of clients across the UK. Our unique and innovative business services include a vast array of telephone features, some of which include call queues, call forwarding, PIN access routing, calendar based routing, call transfer, multi-desk support, call recording, voicemail, music on hold, divert destinations, time of day routing, call barring and many more.