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0800 028 2075

Monday - Friday 08:00 - 18:00


0800 800 154

Available 24/7


0800 800 156

Monday - Friday 08:00 - 18:00

Chat with a UK-based sales specialist

Monday - Friday | 08:00 - 18:00

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Additional features

Business calling features

Add extra features to your Value or Standard phone line. From as little as £1.83 per feature, you can add call diversion, call waiting, ring back, call-barring, 3-way calling, reminder call, and call sign. Prices exclude VAT.

Great-value call packages

Standard or featureline customers can take advantage of the free Call Essentials package. It lets you add unlimited UK landline and mobile calls for just £16.29 a month. And for £10 a month, you can add 2,500 minutes of calls to international landlines. Prices exclude VAT.

Faster fixes

Upgrade to Total Care for £6.49 a month and we’ll aim to fix any faults within 24 hours of you telling us about them. Opt for Critical Care for £8.70 a month and we’ll aim to sort them within 6 hours. Prices exclude VAT.

Already have a BT phone line?

Save money when you renew or upgrade online

If you signed up for 24 months or more, your line rental will increase when your current contract expires. To make sure you’re on the best rate available, just renew or upgrade your contract before it ends.

It’s easy to renew or upgrade online. Simply choose the service you want from the table at the top of the page and hit ‘Buy now’. Once you fill in your details, one of our time will give you a call to confirm your order and talk you through the next steps.

Included as standard

24/7 help and support

You can report and track faults easily online 24/7/365 or over the phone.

The speed with which we’ll fix your fault depends on the type of line you’ve got:

Value phone line

We will aim to fix your fault by the end of the second working day after you’ve told us about the fault.

Standard phone line and Featureline

We will aim to fix your fault by the end of the next working day after you’ve told us about the fault.

But you may not need to contact us at all: our comprehensive set of FAQs and help articles on our website, plus help from other customers on our support forums, should answer most questions.

Calling features

All of our lines come with features that turn them into more than just a phone line.

Value and standard phone lines include:

  • BT Answer 1571
  • BT 1471

Plus you can add Caller Display for free – and see the phone number of who’s calling you (providing you have a suitable phone).

BT Featureline

Both Featureline Standard and Featureline Compact give you a phone line with handy call management features, which is ideal for small businesses that want the call handling capabilities of a professional phone system without the costs

Featureline Compact includes:

  • Call diversion
  • Call waiting
  • Call transfer
  • Call pick up
  • Ring back when free
  • Call barring
  • 3-way calling
  • Reminder call
  • Call interrogation
  • Withhold number
  • Call offer
  • Call sign

Featureline standard includes

All of the features included with Featureline Compact, plus :-

  • Hunt group numbers
  • Call return
  • Ring back when next used
  • Code calling
  • Repeat last call
Paper-free bills online

See your bills in My Account – your secure area of our website. With no printing or postage to pay for, paper-free bills save you money every month.

Our online bills are HMRC-compliant and accepted by government agencies. You can download and save them to show to HMRC.

Why BT Business?

Unlimited UK calls

Call anywhere in the country for just £16.29 a month


Over 900K customers

More businesses trust us with their communications

Round-the-clock support

24/7 online fault reporting and service status for your area

Calling features explained

Business phone lines and Featurelines

Call diversion - divert calls to any number

Call waiting - tells you if you've got another call waiting when you're already on a call

Ring back - calls to let you know when an engaged number becomes free

Call barring - take control of what types of calls people can make from your phone

3-way calling - set up a conference call with two other callers 

Reminder call - use your line as an alarm clock 

Caller display - see the phone number of who's calling you 

Call sign - set a distinctive ring tone to selected incoming numbers so you know who the call is for 

Call pick up - answer a call on your own phone that’s ringing on another Featureline extension

Call transfer - transfer a call to any other number number

Internal calls - free internal calls within your business

Caller display - see the phone number of who's calling you  (there’s a £20 set-up fee for Featureline)

Call interrogation - check which features you've got set up on your line

Withhold number - callers won’t be able to see or get hold of your number (you can set this up for individual calls or for all calls)

Call offer - if you call an internal extension that’s busy, this will let the busy party know that you're trying to get through to them

Hunt group numbers - a hunt group number isn't connected to any particular phone, but connects your caller to the first available phone within a group of extension numbers. So you can set up a group of people, all whom can handle a call, and your customers can get through to the first one who's free to answer

Call return - tells you the number of the last person who called you and rings them back

Ring back when next used - if you call a Featureline extension but don't get an answer, this will call you back and connect you after the Featureline extension is next used

Code calling - assign a short code to your most frequently dialled numbers and save yourself a spot of finger-bother

Repeat last call - redials the last number you dialled

Things you need to know

Terms, conditions and legal stuff

Call Essentials 

Includes calls of up to 60 minutes to fixed UK (01, 02, 03, 05 - where charged at G21 rates) and 0800 numbers, and calls from Northern Ireland to fixed destinations in the Republic of Ireland. Plus UK fixed to UK mainland mobile calls (excludes calls to specialized numbers and some other rates). 

Check the BT Price List to see which lines and services you can include in the Call Plan. 

If you're on an existing call plan, adding this package may replace any benefits that come with your current plan. We'll call you to confirm and take you through your options after you have placed your order. See the BT Price list for details of your current call package. 

Unlimited call package 

Call are free for up to an hour. If your call lasts longer than an hour then you pay by the minute. Simply hang up the call and call back within each hour. 

You'll find the call rates to UK landlines, mobiles and international destinations in the BT Price List.  

If you end your call package within the minimum period, you’ll have to pay a charge for finishing early. The charge is equal to 50% of the outstanding monthly charges from when you finish the call package to the end of the minimum period.

International direct dial call package 

If you end your call package within the minimum period, you’ll have to pay a charge for finishing early. The charge is equal to 50% of the outstanding monthly charges from when you finish the call package to the end of the minimum period. 

Call charges 

Any calls you make that are not covered by our call packages, or are on lines with no calls packages are charged on a pence per minute basis. Check the BT Price List.

Compensation claims 

We have a compensation scheme for those rare occasions where something goes wrong, and there are delays in putting it right. See information on compensation scheme

All prices exclude VAT of 20%

Priority fault repair scheme for SME customers

If you’re registered as chronically sick or disabled under the CSDPA Act 1970, and you’re the BT account holder in a business with less than 10 employees, you may be eligible for priority fault repair if you have a fault on your phone line or Featureline.

You need to complete an application form signed by a healthcare professional.