Callsure Business Telephone Services

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Supplies hosted Cloud based telephone services to small businesses in the UK and across the world. Our customers include single users from micro businesses, multi user businesses between 2 to 10 users, and larger companies with 11+ users.

Our Cloud based telephone services are packed with the latest business grade features including Call Recording, Call Barring, Call Whisper, Auto Attendant (IVR), Hunt Groups, Time of Day Routing, Voicemail to Email, Dial by Extension, Call Centre features and much more.

Users can deply our phone services at home, in the office, remote office and on the move.

Select phone numbers from over 650 UK Towns & Cities or bring your existing phone number onto our network.

We also supply non geographic numbers such as Freephone 0800, and local rate 03 numbers, as well as numbers from 1000s of cities across the world.

Call us on 01753 624121 or visit our website at

Address & Contact

36 Duncroft
Windsor and Maidenhead

Opening Times

Mon: 9:00am - 11:00pm
Tue: 9:00am - 11:00pm
Wed: 9:00am - 11:00pm
Thu: 9:00am - 11:00pm
Fri: 9:00am - 11:00pm
Sat: 9:00am - 11:00pm
Sun: 9:00am - 11:00pm

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