Business phone numbers

Memorable local, premium rate and freephone numbers for business

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0800 160 1111




Phone us on 0800 160 1111 to select your own memorable business number from our wide range.

We have a complete range of phone numbers for sale:

0800 business numbers

Eye-catching for customers, the power of a free phone number can’t be underestimated.  Take the cost of calling away with an 0800 freephone number.

Free phone numbers
Provides credibility
Our customer’s no.1 choice

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01/02 business local numbers

There’s a sense of warmth that comes with dealing with a local company. Win your local area with a recognisable local phone number.

Local area code
Low cost for customers
Immediately trustworthy

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033 business numbers

Get a national presence without the expense. 033 national numbers provide a professional look and feel to your business and give customers confidence in your services.

Nationwide appeal
Low cost for customers
Memorable numbers available

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030 not-for-profit numbers

An exclusive range for charitable and not-for-profit businesses. An 030 business number adds a layer of authenticity and makes it approachable for customers.

Exclusive business number
Low cost to generate high call volume
More likely to receive donations

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Why business telephone numbers from Windsor Telecom?

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Superior online portal

My Windsor is a market-leading system personalised to your account so you’re able to manage your business telephone numbers and call handling with minimum effort. With just a few clicks you can instantly change how you handle phone calls to your business. It’s flexible, agile and always available for you.

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Disaster recovery

When disaster strikes, it’s often out of our control. A service failure or emergency can have a negative effect on the tech that we use every day to talk to customers. Be prepared and gain disaster recovery with every business number so when your landline goes down you can have all calls rerouted instantly.

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Enhanced call statistics

Our enhanced call statistics give you a wealth of valuable insight into how customers are connecting with you. Knowing your customer is a large part of winning business, so get all the knowledge you can, with our comprehensive call statistics solution that’s available with all our business phone numbers.

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Get in touch


A memorable business phone number helps your company stand out from the crowd and generate more calls and ultimately more business. It also helps you accurately measure ROI on your advertising spend and manage your call handling requirements in line with your business growth.

Set up and activation is quick and easy. You can choose the best business phone number for your company and have it up and running within minutes.

Yes, you can keep your existing number when you move. As our business phone numbers are all in the cloud, it is simple to change the target location at the touch of a button, on our market-leading portal or mobile app.

Of course! We have some of the best numbers in the business, so you can easily select from our many number ranges and find the perfect new number for your business needs.

If your current landline fails, you can log into your My Windsor account online and divert your Windsor number to alternative mobile or landline phone numbers. With seamless routing to any mobile phone or landline number, your customers will experience a consistent service from your business.

Great news! We have a dedicated porting team who will be happy to do all the work for you to bring your number over to our network – you just need to complete a simple form.

Yes, you can use your number to receive and make outbound business calls. You may simply need a VoIP phone system to assist with outgoing calls. Get in touch and we can tell you more about setting this up.