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Our Top Selling Number Ranges
We have millions of memorable business phone numbers for you to choose from across every UK range.
Find the best number for your business and start your free trial today.
0800 FREEPHONE NUMBERS
Give the gift of free calls to your business and stand out with a memorable 0800 number, now completely free from any landline or mobile.
033 NATIONAL NUMBERS
A low-cost 033 National Business Number tells your customer you are a professional, UK-wide business they can trust.
01/02 LOCAL NUMBERS
Win local business with a local presence using our memorable geographic phone numbers available for any town or city across the UK.
030 NUMBERS
Exclusively available to not-for-profit and charity organisations, 030 numbers make donating easier and are a recognised badge-of-honour.
0845 BUSINESS NUMBERS
A memorable 0845 Number will give your business nationwide appeal and show your callers that you are a serious corporate organisation.
0844 NUMBERS
Earn 2p per minute from calls to your organisation and offset other business overheads with a nationwide 0844 Number.
Help Me Choose My Business Number
Try our exclusive simple-to-use wizard and let us help you find the best phone number range to suit your business.
Why Choose Windsor Telecom?
Since 1999 Windsor Telecom has been at the forefront of Inbound Telecoms – providing memorable numbers and world-class call handling services to businesses across the UK.
Call Handling
Windsor Telecom has a vast range of call handling services available to enhance your customer experience, improve business efficiency and increase your revenues.
Our Red Carpet Service
We are famous for our “Red Carpet” customer service. Read our reviews on Trustpilot to see why our customers love us!
Cloud Services
Choose your business phone number from Windsor Telecom and gain access to a wide selection of impressive, cloud-based solutions to help your business deliver long term success.
VOIP
Make low-cost calls over the Internet and future-proof your business telecoms with a VoIP phone system.
Digital Faxing
Go green – and save both time and money with our complete digital faxing service.
SMS Text Messaging
Send low-cost, timely and impactful text messages to your customers, staff and business contacts.
Conference Calling
Host virtual meetings via our free Conference Call facility 24/7, 365 days a year.
Backup & Drive
The ultimate low-cost cloud-based backup, file storage and sharing solution for businesses.
Case Studies
Over the past two decades, we have helped a wide range of UK businesses exceed their business goals and objectives.
Guides
Our downloadable PDF guides give you all the in-depth information you might need to choose any one of our business phone numbers.
A Windsor Telecom customer is a happy customer.